diff --git a/sgf/src/game.rs b/sgf/src/game.rs index 1f6d0f1..e30126a 100644 --- a/sgf/src/game.rs +++ b/sgf/src/game.rs @@ -740,6 +740,27 @@ mod path_test { ) } + #[test] + fn returns_the_mainline_of_a_game_with_branches() { + with_file(std::path::Path::new("test_data/branch_test.sgf"), |games| { + let game = &games[0]; + + let moves = game.mainline(); + assert_matches!(moves[1], GameNode::MoveNode(node) => { + assert_eq!(node.color, Color::White); + assert_eq!(node.mv, Move::Move("dd".to_owned())); + }); + assert_matches!(moves[2], GameNode::MoveNode(node) => { + assert_eq!(node.color, Color::Black); + assert_eq!(node.mv, Move::Move("op".to_owned())); + }); + assert_matches!(moves[3], GameNode::MoveNode(node) => { + assert_eq!(node.color, Color::White); + assert_eq!(node.mv, Move::Move("dp".to_owned())); + }); + }); + } + #[ignore] #[test] fn returns_empty_list_if_no_game_nodes() { diff --git a/sgf/test_data/2019-07-30 -- Otake Hideo vs. Michael Redmond.sgf b/sgf/test_data/2019-07-30 -- Otake Hideo vs. Michael Redmond.sgf new file mode 100644 index 0000000..524945a --- /dev/null +++ b/sgf/test_data/2019-07-30 -- Otake Hideo vs. Michael Redmond.sgf @@ -0,0 +1,923 @@ +(;FF[4]CA[UTF-8]GM[1]GN[Michael Redmond 9p vs Otake Hideo 9p]PC[https://online-go.com/review/406670]PB[Otake Hideo]PW[Michael Redmond]BR[9p]WR[9p]TM[0]OT[0 none]RE[?]SZ[19]KM[6.5]RU[Japanese]C[ + +-- chat -- +S_Alexander: Hello. This is live relay from wbaduk. For the Glory of Kibitz. +S_Alexander: Michael Redmond 9p vs Otake Hideo 9p +S_Alexander: 68th Oza title preliminaries B +S_Alexander: Time: 3 hours each and byo-yomi +S_Alexander: Otake Hideo holds Honorary Gosei title + +]AP[Sabaki:0.43.3];B[qd];W[dp];B[pq];W[dd];B[fc];W[oc];B[cf];W[df];B[dg];W[ef];B[ce];W[cd];B[gd];W[eb];B[kc]C[ + +-- chat -- +S_Alexander: Old people love double 3-4, huh. +jager: everyone loves shusaku +BHydden: Shusaku is bae + +];W[di];B[eg];W[gf];B[fg];W[ge]C[ + +-- chat -- +IAMTRADER: 4-4 for white is simple and strong +IAMTRADER: in my opinion 4-4 for black is a bit waste // remember that you got 1 stone ahead you can use it to enclosure the corner or approach + +];B[ch];W[ic]C[ + +-- chat -- +IAMTRADER: 3-4 still playable in this era, just knowing what you doing thats all +S_Alexander: just funny. it was the same last game. older opponent with double 3-4. and redmond with hoshis +jager: maybe they want to show us the old ways are still fun to play :) +jager: two games in arow with the double approach 4-4 after 3-4 too +S_Alexander: next redmond's game is august 8th i think +BHydden: 4-4 for either player is simple and strong +jager: i really like otake too i have several of his books and his games are famous for good shapes +S_Alexander: what happens next? fighting? +jager: i like dual 3-4 as black still but all the ai play 4-4 + +];B[hd];W[jd];B[de]C[ + +-- chat -- +S_Alexander: anyone has lz? +vastias: I'd never expected H16 :O +IAMTRADER: yeah normally we would do J16 stuff +vastias: yup +IAMTRADER: H16 also strengthen black for attacking white at the top left +IAMTRADER: super amazing + +];W[ee];B[ed];W[ec];B[fd]C[ + +-- chat -- +S_Alexander: everything's so weak +floobulous: just like my forearms.. +IAMTRADER: lol +IAMTRADER: 1. From move 0: R16 D4 Q3 D16 F17 P17 C14 D14 D13 E14 C15 C16 G16 E18 L17 D11 E13 G14 F13 G15 C12 J17 H16 K16 D15 E15 E16 E17 F16 +IAMTRADER: either way there will be problem for white + +];W[if]C[ + +-- chat -- +S_Alexander: fixing outside +S_Alexander: very thin in any case +IAMTRADER: or c18 +IAMTRADER: yeah +S_Alexander: i imagine black plays in the corner first to see what white does +tonybe: thank you again S_Alexander! you rock! + +](;B[cb]C[ + +-- chat -- +S_Alexander: you're welcome 😊 +AquaBot: Anyone want AI analysis? +S_Alexander: I want! +scotto: maybe white gives up corner and 2 stones to capture 5 +AquaBot: I will be analysing with Leelamaster, a Leela Zero hybrid with human games, to more accurately guess what human pros will play +scotto: thx +tonybe: nice! + +](;W[dc];B[fb]C[ + +-- chat -- +jillgoodgal: all right a pro game starting right off with fighting! +S_Alexander: scary +IAMTRADER: so michael decide to connect +IAMTRADER: get rid of all problem.. just for now + +];W[bc];B[bb]C[ + +-- chat -- +AquaBot: B winrate 57% here +AquaBot: at move 35 +BHydden: If white doesn't live there black gets a 30 point corner... Is that even recoverable for white? +AquaBot: W will live there, plenty of options +BHydden: Wow bot says more even than I thought +BHydden: Yeah? I'll enjoy seeing that +OpenTome: FOR THE GLORY OF KI-BLITZ! +jillgoodgal: many liberties + +](;W[be];B[bf];W[ab];B[ae]C[ + +-- chat -- +AquaBot: They're playing my first variaton + +];W[bd](;B[fa]C[ + +-- chat -- +AquaBot: on variation 4? + +];W[ea];B[ib]C[ + +-- chat -- +AquaBot: options.. From move 0: R16 D4 Q3 D16 F17 P17 C14 D14 D13 E14 C15 C16 G16 E18 L17 D11 E13 G14 F13 G15 C12 J17 H16 K16 D15 E15 E16 E17 F16 J14 C18 D17 F18 B17 B18 B15 B14 A18 A15 B16 F19 E19 J18 +AquaBot: Variation 6 was best move however + +](;W[kd];B[jb]C[ + +-- chat -- +AquaBot: Options are M17 37.5 +AquaBot: Q15 42 winrate +jillgoodgal: time to attack the bottom right stone I think soon +AquaBot: C11 40 winrate + +];W[lc];B[lb];W[jc];B[kb]C[ + +-- chat -- +AquaBot: W winrate 34 now +AquaBot: Which variation would you like to see?. From move 0: R16 D4 Q3 D16 F17 P17 C14 D14 D13 E14 C15 C16 G16 E18 L17 D11 E13 G14 F13 G15 C12 J17 H16 K16 D15 E15 E16 E17 F16 J14 C18 D17 F18 B17 B18 B15 B14 A18 A15 B16 F19 E19 J18 L16 K18 M17 M18 K17 L18 +S_Alexander: Fight, Redmond! + +];W[pe];B[qe];W[pg](;B[pf];W[of];B[qf];W[og];B[qh];W[ci];B[fi]C[ + +-- chat -- +jillgoodgal: R5 +S_Alexander: Wow, what now? + +];W[cm];B[hh]C[ + +-- chat -- +S_Alexander: 1 hour into the game + +];W[ih];B[ii];W[ji];B[ig];W[jh];B[hg];W[jg];B[mc]C[ + +-- chat -- +finetype: Can someone explain (1) how aquabot works/what is going on? (2) what is the state of that top left white group? I'm baffled at it being left alone, is it just accepted that it's dead? A16 looks so important to me, I feel pretty dumb right now because I'm clearly missing something huge. +finetype: how much time is on their clock? Is there any way to know? + +];W[qo];B[me]C[ + +-- chat -- +S_Alexander: no idea either + +];W[ij];B[hi]C[ + +-- chat -- +BHydden: I'm guessing top left is worst case scenario either seki or ko, and probably white doesn't have time to come back and live outright in gote +S_Alexander: poor redmond +bgauch: it looks like redmond got a lot on the left side, and he has komi. I wouldnt count him out yet :) +barelydan: it's alive +barelydan: well some thousand year ko thing? +BHydden: lots +BHydden: they started with 3 hrs each and the game has only been going for an hour + +];W[np];B[po]C[ + +-- chat -- +jillgoodgal: hah I called that R5 move a while ago! +go for the gun: why o4 over p4? +AquaBot: w WINRATE 40 +S_Alexander: not bad yet +liminal: The bottom left is not yet explored, or even touched by black. I suspect the o4 move is a nod to the idea that victory for white will be found in the lower left. +go for the gun: i guess since there is still so much space on the bottom and right the looseness of o4 is not necessarily damaging +savanni.dgerinel: I also feel like O4 will block black's entry into the lower left. At P4, black could simply stretch at P3, and then it's harder to contain. +jillgoodgal: R6 now +liminal: Because pincering at m4 for black would be a "bad idea" but o3 is still "attacking" the bottom right. + +](;W[pn];B[oo]C[ + +-- chat -- +jillgoodgal: or next to it + +];W[qp]C[ + +-- chat -- +liminal: I don't think so. +liminal: More likely to go under. +MeiGuoTang: I dont redmond has good winning record against the older pros, that were prominent in back in their time +liminal: That last variation seems more in line with what White would want. + +](;B[oq];W[qq];B[kq]C[ + +-- chat -- +go for the gun: black will pincer o4 + +];W[nm]C[ + +-- chat -- +go for the gun: to attack bottom +jillgoodgal: pincer anyway + +](;B[no];W[lp]C[ + +-- chat -- +S_Alexander: redmond won last game against otake with black by 1.5 +S_Alexander: in 2016-ish i think +MeiGuoTang: .... +MeiGuoTang: liminal +MeiGuoTang: there was no influence +MeiGuoTang: no +MeiGuoTang: that corner would be to big +MeiGuoTang: no +go for the gun: white doesnt really have the corner yet +MeiGuoTang: white currently has 9 points at s4 +go for the gun: sorry, i thought you were talking about bottom left corner +AlexanderKratz: doesnt h14 cut white? +MeiGuoTang: what are you saying? +AquaBot: Optimal gameplay from here https://i.imgur.com/gnzp3ZX.jpg +bgauch: liminal I think you got the coordinates wrong + +](;B[lq](;W[qj];B[cq];W[cp];B[dq];W[eq];B[er]C[ + +-- chat -- +go for the gun: that is assuming a lot + +];W[fr];B[fq]C[ + +-- chat -- +S_Alexander: jesus they're suddenly fast +AquaBot: W loist 5 percentage points by playing E3 instead of F3 + +];W[ep];B[gr];W[dr];B[fs];W[cr];B[ie]C[ + +-- chat -- +bgauch: S_Alexander I think it is popular new-ish 3-3 invasion joseki, so they both played it fast +bgauch: yes, I keep having to refresh the page for some reason + +];W[jf];B[hf]C[ + +-- chat -- +AquaBot: B winrate 75 + +];W[go];B[lf];W[hq];B[iq];W[ip];B[ir];W[qc];B[rc]C[ + +-- chat -- +MeiGuoTang: what do you mean q3 and r3 are captured? +liminal: Wait, is the main line NOT the current line? +S_Alexander: all caught up i think +go for the gun: liminal, maybe you should refresh page lol +AquaBot: B winrate 76 +go for the gun: i got stuck in a strange line earlier +liminal: What is the move number? + +];W[qg]C[ + +-- chat -- +go for the gun: 109 + +];B[rg]C[ + +-- chat -- +MeiGuoTang: 110 + +];W[pd]C[ + +-- chat -- +jillgoodgal: 110 +MeiGuoTang: 11 +MeiGuoTang: 123 +MeiGuoTang: guys +S_Alexander: i mean all the moves, not only joseki + +];B[qb]C[ + +-- chat -- +MeiGuoTang: just click sync + +];W[pc]C[ + +-- chat -- +savanni.dgerinel: There's frequently a synchronize button that will put you back in line with the PetAccount. + +];B[re];W[ri];B[rh];W[oi]C[ + +-- chat -- +AquaBot: 13. From move 0: R16 D4 Q3 D16 F17 P17 C14 D14 D13 E14 C15 C16 G16 E18 L17 D11 E13 G14 F13 G15 C12 J17 H16 K16 D15 E15 E16 E17 F16 J14 C18 D17 F18 B17 B18 B15 B14 A18 A15 B16 F19 E19 J18 L16 K18 M17 M18 K17 L18 Q15 R15 Q13 Q14 P14 R14 P13 R12 C11 F11 C7 H12 J12 J11 K11 J13 K12 H13 K13 N17 R5 N15 J10 H11 O4 Q5 Q6 P5 R4 P3 R3 L3 O7 O5 M4 M3 R10 C3 C4 D3 E3 E2 F2 F3 E4 G2 D2 F1 C2 J15 K14 H14 G5 M14 H3 J3 J4 J2 R17 S17 R13 S13 Q16 R18 Q17 S15 S11 S12 P11 +MeiGuoTang: there a sync button for a reason +liminal: Why isn't the first line the actual game? +MeiGuoTang: 15. From move 0: R16 D4 Q3 D16 F17 P17 C14 D14 D13 E14 C15 C16 G16 E18 L17 D11 E13 G14 F13 G15 C12 J17 H16 K16 D15 E15 E16 E17 F16 J14 C18 D17 F18 B17 B18 B15 B14 A18 A15 B16 F19 E19 J18 L16 K18 M17 M18 K17 L18 Q15 R15 Q13 Q14 P14 R14 P13 R12 C11 F11 C7 H12 J12 J11 K11 J13 K12 H13 K13 N17 R5 N15 J10 H11 O4 Q5 Q6 P5 R4 P3 R3 L3 O7 O5 M4 M3 R10 C3 C4 D3 E3 E2 F2 F3 E4 G2 D2 F1 C2 J15 K14 H14 G5 M14 H3 J3 J4 J2 R17 S17 R13 S13 Q16 R18 Q17 S15 S11 S12 P11 +jillgoodgal: it is a demo board +liminal: I know it's a demo boad. +liminal: Not th epoint. +go for the gun: i think that's the point +jillgoodgal: how it works +MeiGuoTang: liminal +floobulous: black 70% win.. time to give up +liminal: yes? +MeiGuoTang: it is the first line in the demo +MeiGuoTang: PetAccount hasnt deviated any moves +jillgoodgal: definitely reminds me of my games, no place to develop +MeiGuoTang: when you click a varation that continues the line it disrupts "the main" for you and you only +liminal: reloading... +liminal: Okay, sorry for the confusion. +bgauch: I like this position for white, looks like a lot of potential on the right of the center now. :) +S_Alexander: redmond likes influence +jillgoodgal: lots of space but lots of black lines can enter +MeiGuoTang: k15 is worth 20 points + +](;B[ne];W[oe];B[qi];W[rj](;B[mh]C[ + +-- chat -- +bgauch: black stones can invade from around M14 but I would not be worried about an invasion from P5 or R12 stones here, I dont think they can come in to the center +MeiGuoTang: I wouldnt play it right now +MeiGuoTang: but worth keeping in mind +MeiGuoTang: its gote for both players + +];W[mg]C[ + +-- chat -- +S_Alexander: redmond is good at endgame +S_Alexander: can he overcome disadvantage there? +MeiGuoTang: if otake is comfortable I doubt it +AquaBot: B winrate 67 here + +](;B[mm]C[ + +-- chat -- +MeiGuoTang: "best" move +MeiGuoTang: im pretty sure a move at q8 would lose white the game +bgauch: I would play N8 on instinct here; but perhaps redmond has plans for his aji at M4 and O4 +AquaBot: N8 N6 are ok moves but M13 bet move +AquaBot: Yeah M13 +bgauch: I havent read out the important fight over K15, but perhaps M13 helps with that? hmm +MeiGuoTang: no it doesnt +jillgoodgal: oops I was accidently on a varition sorry +S_Alexander: hmmm, thinking +bgauch: thanks for the variation MeiGuoTang. white does look very dead; I suppose the meaning of M13 is just to hold on to more of the center, and probably kill the one black stone. +MeiGuoTang: I dont think redmond will play m13 +AquaBot: I dont think so either +jillgoodgal: you think N6? +Wong Kar-Wai: Lunch? +bgauch: N8 seems simpler and is the move I would play, but N6 looks pro to a weak player like me - it looks like it is doing something with the aji but I cant quite see where it leads. If Redmond is spending all this time thinking, maybe it is about N6. +jillgoodgal: certainly seems nice to have that 13 line +jillgoodgal: with the M13 play +bgauch: why would anyone play M16 and not K15? +MeiGuoTang: I thought m16 as a sac +MeiGuoTang: but black doesnt need to capture to connect +MeiGuoTang: so yes it is bad +bgauch: well, at least M16 would be sente, right? So in one my games, that would be a "small" mistake compared to my other ones :) +gemm: so what should w play? +bgauch: gemm AI says M13, but N6 and N8 are also good +bgauch: or "OK" at least +jillgoodgal: I am betting on N6 +gemm: yeah I looked at the variations +carrootjazz: is this game live now? +AquaBot: I did variations for all N6, N8 and M13 +gemm: still unconfortable to play m13 +gemm: yes I saw them Aqua +AquaBot: Here is a cool move... +carrootjazz: live or kifu ?? +jillgoodgal: live relay +S_Alexander: i think they're on break now and will continue on 30 minutes +carrootjazz: thx @jillgoodgal +jillgoodgal: no 2 liberties to 1 +jillgoodgal: in the last variation +jillgoodgal: presumably Michael needs to set up some ko battles for endgame? +MeiGuoTang: out side seems more important I would think +omeara: Is the actual game on Move 125? i'm a bit confused with the variations coming off the main line +MeiGuoTang: omeara +MeiGuoTang: click sync +MeiGuoTang: thats the game line +omeara: haha thank you +MeiGuoTang: pet hasnt added any varations +MeiGuoTang: you did +S_Alexander: also reload the page if you want +bgauch: where is "sync"? The pop-out menu on the right side? I dont see the option. Sorry if I'm just blind. +jillgoodgal: if you don't see the synch button you are synched most likely +omeara: It seems "sync" appears only if you've strayed away from the main game +jillgoodgal: N6 is still my bet yes +bgauch: ah, perhaps I am already synced then. Thanks. +MeiGuoTang: Game move. From move 0: R16 D4 Q3 D16 F17 P17 C14 D14 D13 E14 C15 C16 G16 E18 L17 D11 E13 G14 F13 G15 C12 J17 H16 K16 D15 E15 E16 E17 F16 J14 C18 D17 F18 B17 B18 B15 B14 A18 A15 B16 F19 E19 J18 L16 K18 M17 M18 K17 L18 Q15 R15 Q13 Q14 P14 R14 P13 R12 C11 F11 C7 H12 J12 J11 K11 J13 K12 H13 K13 N17 R5 N15 J10 H11 O4 Q5 Q6 P5 R4 P3 R3 L3 O7 O5 M4 M3 R10 C3 C4 D3 E3 E2 F2 F3 E4 G2 D2 F1 C2 J15 K14 H14 G5 M14 H3 J3 J4 J2 R17 S17 R13 S13 Q16 R18 Q17 S15 S11 S12 P11 O15 P15 R11 S10 N12 N13 N7 +MeiGuoTang: PetAccount must be lazy.. From move 0: R16 D4 Q3 D16 F17 P17 C14 D14 D13 E14 C15 C16 G16 E18 L17 D11 E13 G14 F13 G15 C12 J17 H16 K16 D15 E15 E16 E17 F16 J14 C18 D17 F18 B17 B18 B15 B14 A18 A15 B16 F19 E19 J18 L16 K18 M17 M18 K17 L18 Q15 R15 Q13 Q14 P14 R14 P13 R12 C11 F11 C7 H12 J12 J11 K11 J13 K12 H13 K13 N17 R5 N15 J10 H11 O4 Q5 Q6 P5 R4 P3 R3 L3 O7 O5 M4 M3 R10 C3 C4 D3 E3 E2 F2 F3 E4 G2 D2 F1 C2 J15 K14 H14 G5 M14 H3 J3 J4 J2 R17 S17 R13 S13 Q16 R18 Q17 S15 S11 S12 P11 O15 P15 R11 S10 N12 N13 N7 +jillgoodgal: once the game starts again you can get rid of the branches with synch +gemm: really Mei? +MeiGuoTang: you can just deleted the varations or refresh the page +BHydden: he's going to the trouble to relay this game for us all... but yeah sure right he's so totally lazy MeiGuoTang +MeiGuoTang: I guess sarcasism is a thing in the past? +jillgoodgal: Mei has a very acerbic sense of humor +MeiGuoTang: "no moves have been played, must be the relayers fault" +S_Alexander: most watched game atm is hane naoki vs iyama yuta +S_Alexander: second one is toramaru's +bgauch: where are you watching S_Alexander? +S_Alexander: wbaduk +S_Alexander: i don't use igs +jillgoodgal: hopefully they pick up again at the bottom of the hour +S_Alexander: should continue at 30 min, almost now +MeiGuoTang: Aqua + +](;W[lg]C[ + +-- chat -- +AquaBot: yes K16 stones area dead + +](;B[om]C[ + +-- chat -- +gemm: m13! +gemm: alpha was (of course) right all along +gemm: yes sorry +gemm: unconfortable to permit p7 though + +](;W[on];B[nn];W[nl];B[ml];W[ol]C[ + +-- chat -- +YellowFresko: Win rate now? +MeiGuoTang: B+ +MeiGuoTang: I imagine its still around 65-68% +trung12ly: He is over 70 i believe. + +];B[jp]C[ + +-- chat -- +AquaBot: I can give winrate +AquaBot: W 65 +BHydden: wait... W65? +BHydden: not B 65? +S_Alexander: black made mistake? + +];W[jo]C[ + +-- chat -- +MeiGuoTang: Guess so + +];B[io](;W[in]C[ + +-- chat -- +jillgoodgal: lower right black stones under some pressure now +jillgoodgal: move is 138? + +];B[hp](;W[ko]C[ + +-- chat -- +S_Alexander: ok, my script broke, will have to relay manually +jillgoodgal: no 136 I see it now +jillgoodgal: and now 138 +AquaBot: my mistake earlier it was 65 B +AquaBot: now it is 73 B +jillgoodgal: still move 138? +SlowLarry: no numbers on the variation stones +MeiGuoTang: it is annoying but meh +MeiGuoTang: I wanna see twitch vs pros game xD +Wong Kar-Wai: What's bigger? K15 or something like D8? +Wong Kar-Wai: Or is something like O3 necessary? +jillgoodgal: I think black only needs to worry about connecting underneath right now if white can get O6 +jillgoodgal: yes +jillgoodgal: yes I think black wants to come down from that central group +gemm: cutting n6 would be too big +jillgoodgal: lots of ways to head for a connection though +Wong Kar-Wai: Oh what? They haven't come back from lunch? +S_Alexander: no new moves on wbaduk +jillgoodgal: it does seem only two moves +Wong Kar-Wai: Maybe they called it quits because the AC broke lol +jillgoodgal: I think maybe E7 is intended to be followed up with D9 or B9? +Wong Kar-Wai: I don't see how. White's response would be E9. +jillgoodgal: then black plays B9 +Wong Kar-Wai: And then? +Wong Kar-Wai: White just descends. +paytonbigsby: Hello all +jillgoodgal: did Michael resign? +S_Alexander: still no moves +S_Alexander: this is weird +benjito: What is ogs relay +jillgoodgal: move 138 +benjito: Move 139 +newbealltime: Maybe F6 or K9? +jillgoodgal: someone said a bot likes E7 for black +S_Alexander: well, they have lots of time so might as well use it +Wong Kar-Wai: What are the match settings? +S_Alexander: 3 hours each +Wong Kar-Wai: Alllllrighty then. +jillgoodgal: not counting that lunch break +Wong Kar-Wai: Please Lord Cho Chikun, make them go. +S_Alexander: you have no idea how slow cho plays in main time lol +Wong Kar-Wai: lol yeah +Wong Kar-Wai: I've seen him get frustrated by the clock +S_Alexander: meijin league has 5 hours each so we're getting off easy +Wong Kar-Wai: Well. This is disheartening. +S_Alexander: i wonder if anything happened +S_Alexander: otake is old +jillgoodgal: just planning the most awesome move I am sure + +](;B[mk];W[jm];B[oj];W[pj];B[nj];W[pm];B[pi];W[ni];B[mi];W[nh];B[ln];W[lj];B[mj]C[ + +-- chat -- +jillgoodgal: aha here we go + +];W[kf];B[il];W[hm];B[fl]C[ + +-- chat -- +jillgoodgal: extend at any cost + +];W[gk];B[hj];W[hk];B[fk];W[ik];B[bq];W[br]C[ + +-- chat -- +S_Alexander: finally +AquaBot: B 64 winrate +AquaBot: C9 and Q9 biggest moves +S_Alexander: still close then? + +];B[ck];W[dk];B[cj];W[dj];B[bi];W[bl](;B[kk];W[kl];B[kj];W[ki];B[lk];W[pb];B[rb];W[gp];B[em];W[cl];B[bk];W[ak];B[bj];W[dm];B[qr];W[rr];B[pr];W[gq];B[hr];W[mq];B[mr];W[rs];B[ek];W[dl];B[jl]C[ + +-- chat -- +jillgoodgal: has to connect K10 now? +jillgoodgal: or K9 works? +mt3000: hasnt to connect, he is alive +S_Alexander: endgame is so boring +S_Alexander: how is the win%¿ +jillgoodgal: don't see how he is going to get a favorable result in that upper left corner +neverland: I'm getting 56.5% for black +jillgoodgal: A13 seems a weak point but I just can't see that working +S_Alexander: i'm thinking +S_Alexander: maybe it's wbaduk relayer who's fallen asleep + +];W[nb](;B[mb];W[fm];B[bp]C[ + +-- chat -- +jillgoodgal: therethey go + +];W[bo];B[en];W[el];B[fo];W[gl];B[fp];W[ho];B[fn];W[gm];B[ei];W[kn];B[jk];W[ip];B[kp];W[lo];B[nq];W[hc];B[hb];W[si];B[aa];W[ac];B[ca]C[ + +-- chat -- +jillgoodgal: corner battle +Kountch: seki +go for the gun: IT BEGINS +omeara: how is it possible that this is only beginning now? amazing + +];W[mp];B[af]C[ + +-- chat -- +paytonbigsby: No one likes 1000 year ko + +];W[dn]C[ + +-- chat -- +Kountch: Here it looks like more than 1000 (there is an extra liberty). Maybe 1500 years. +AquaBot: here's a graph of the winrate for this game https://i.imgur.com/RKYfM1o.jpg +jillgoodgal: point on one side or the other of that F3 line at least +AquaBot: This is using the strongest Leela Zero net available. +neverland: Can anyone watch on wbaduk? +raphael87: 4 step KO +raphael87: its very tough +neverland: I was trying to find the game, but I'm too dumb to navigate the website +BHydden: wow 97% for white :O +jillgoodgal: surely black won't give him both points around that line off the flower? +MeiGuoTang: half point game +AquaBot: Here's the winrate graph using leela Master https://i.imgur.com/kD7qH0I.jpg +omeara: Redmond bringing that immaculate endgame +omeara: knock on wood +Kountch: Is Redmond strong at endgame? +MeiGuoTang: I'd love see Redmond make it into S league for honinbo +MeiGuoTang: or w/e this league is +jillgoodgal: he was awesome last game +jillgoodgal: in endgame +omeara: From his AlphaGo review series he gives the impression that he is a devoted student of endgame, even more so than most pros +omeara: though i’m sure those at his level are all astounding at it +omeara: things like “I’ve read out the last 75 moves from here, and it does indeed seem like Black maintains a 1.5-stone lead” +MeiGuoTang: Jowa as a conception, become a top professional you must master 1 one the phases of the game. +jillgoodgal: wouldn't F5 first be better for black? +MeiGuoTang: One of his translated phrases +MeiGuoTang: White will lose +MeiGuoTang: unless white can find half a point more than black +jillgoodgal: well black has to pick his points now +MeiGuoTang: there's a lot of 2 points left +MeiGuoTang: that's it +trung12ly: Oh, Otake Hideo, author of my fav book:) +jillgoodgal: Opening Theory Made Easy? +trung12ly: Yes +jillgoodgal: the extend at any cost principle did show in his game here +jillgoodgal: those two potential captures seem big in such a close game since white won't be able to retake + +](;B[ds];W[ar];B[lh];W[ld];B[nc];W[jj];B[bh];W[sh];B[sg];W[ok];B[aj];W[al];B[qs]C[ + +-- chat -- +S_Alexander: effing finally + +];W[li]C[ + +-- chat -- +pianoman: aah I issed most of it. do we know who is winning? + +];B[ad];W[ph];B[na];W[ob];B[gj]C[ + +-- chat -- +jillgoodgal: white saved both but could lose more points on the 1 line + +];W[qa];B[ra];W[gc];B[nf];W[ng];B[gb];W[id];B[he];W[oa];B[ma];W[dh];B[ej];W[eh];B[fh];W[kh];B[pp];W[le];B[mf];W[je];B[gn];W[cs];B[db];W[ba];B[ll];W[km]C[ + +-- chat -- +paytonbigsby: Much appreciated + +];B[aa];W[es];B[fr];W[ba]C[ + +-- chat -- +PetAccount: White wins by resign. +PetAccount: Thanks for watching. +omeara: Yes thank you +jillgoodgal: so must be those two stones he saved +Hrewsahgs: Thanks for the relay +trung12ly: Lol, i was thinking he tried to draw 'wtf' +lemonjin1997: thank you +jillgoodgal: so I see one point to be decided by E5 plus the three ko, plus the point at N6 that black can't really get + +]N[W+R])(;B[lm];W[km];B[ds];W[ar];B[nc];W[lh];B[li];W[ph];B[sh];W[ld];B[je];W[id];B[he];W[mf];B[le];W[ke];B[dh];W[gj];B[bh];W[gi];B[gh];W[ok];B[qs];W[mo];B[nf];W[ng];B[mn];W[aj];B[cs];W[bs];B[na];W[ob];B[ai];W[al];B[gn];W[es];B[ds];W[eo];B[gc];W[qa];B[ra];W[hn];B[fr];W[pa];B[jj];W[oa];B[ej];W[fj];B[md];W[nd];B[od];W[db];B[op];W[pp]C[ + +-- chat -- +AquaBot: Endgame. From move 0: R16 D4 Q3 D16 F17 P17 C14 D14 D13 E14 C15 C16 G16 E18 L17 D11 E13 G14 F13 G15 C12 J17 H16 K16 D15 E15 E16 E17 F16 J14 C18 D17 F18 B17 B18 B15 B14 A18 A15 B16 F19 E19 J18 L16 K18 M17 M18 K17 L18 Q15 R15 Q13 Q14 P14 R14 P13 R12 C11 F11 C7 H12 J12 J11 K11 J13 K12 H13 K13 N17 R5 N15 J10 H11 O4 Q5 Q6 P5 R4 P3 R3 L3 O7 O5 M4 M3 R10 C3 C4 D3 E3 E2 F2 F3 E4 G2 D2 F1 C2 J15 K14 H14 G5 M14 H3 J3 J4 J2 R17 S17 R13 S13 Q16 R18 Q17 S15 S11 S12 P11 O15 P15 R11 S10 N12 N13 N7 M13 P7 P6 O6 O8 N8 P8 K4 K5 J5 J6 H4 L5 N9 K7 P10 Q10 O10 Q7 Q11 O11 N11 O12 M6 M10 N10 L14 J8 H7 F8 G9 H10 H9 F9 J9 B3 B2 C9 D9 C10 D10 B11 B8 L9 L8 L10 L11 M9 Q18 S18 G4 E7 C8 B9 A9 B10 D7 R2 S2 Q2 G3 H2 N3 N2 S1 E9 D8 K8 O18 N18 F7 B4 B5 E6 E8 F5 G8 F4 H5 F6 G7 E11 L6 K9 J4 L4 M5 O3 H17 H18 T11 A19 A17 C19 N4 A14 D6 M7 L7 D1 A2 O17 M12 M11 Q12 T12 M16 K15 J16 H15 N14 M15 L15 D12 G10 B12 G11 G12 P9 R1 N5 O14 O13 N6 A10 C1 B1 O19 P18 A11 A8 G6 E1 D1 E5 G17 R19 S19 H6 F2 Q19 K10 P19 E10 F10 N16 O16 P16 D18 P4 Q4 + +]))(;B[ld];W[gj];B[ei];W[kn];B[lh];W[ph];B[nf];W[ng];B[jk]C[ + +-- chat -- +AquaBot: 23. From move 0: R16 D4 Q3 D16 F17 P17 C14 D14 D13 E14 C15 C16 G16 E18 L17 D11 E13 G14 F13 G15 C12 J17 H16 K16 D15 E15 E16 E17 F16 J14 C18 D17 F18 B17 B18 B15 B14 A18 A15 B16 F19 E19 J18 L16 K18 M17 M18 K17 L18 Q15 R15 Q13 Q14 P14 R14 P13 R12 C11 F11 C7 H12 J12 J11 K11 J13 K12 H13 K13 N17 R5 N15 J10 H11 O4 Q5 Q6 P5 R4 P3 R3 L3 O7 O5 M4 M3 R10 C3 C4 D3 E3 E2 F2 F3 E4 G2 D2 F1 C2 J15 K14 H14 G5 M14 H3 J3 J4 J2 R17 S17 R13 S13 Q16 R18 Q17 S15 S11 S12 P11 O15 P15 R11 S10 N12 N13 N7 M13 P7 P6 O6 O8 N8 P8 K4 K5 J5 J6 H4 L5 N9 K7 P10 Q10 O10 Q7 Q11 O11 N11 O12 M6 M10 N10 L14 J8 H7 F8 G9 H10 H9 F9 J9 B3 B2 C9 D9 C10 D10 B11 B8 L9 L8 L10 L11 M9 Q18 S18 G4 E7 C8 B9 A9 B10 D7 R2 S2 Q2 G3 H2 N3 N2 S1 E9 D8 K8 O18 M16 G10 E11 L6 M12 Q12 O14 O13 K9 + +]))(;B[em];W[cl];B[bj];W[dm];B[gj]C[ + +-- chat -- +AquaBot: this is why. From move 0: R16 D4 Q3 D16 F17 P17 C14 D14 D13 E14 C15 C16 G16 E18 L17 D11 E13 G14 F13 G15 C12 J17 H16 K16 D15 E15 E16 E17 F16 J14 C18 D17 F18 B17 B18 B15 B14 A18 A15 B16 F19 E19 J18 L16 K18 M17 M18 K17 L18 Q15 R15 Q13 Q14 P14 R14 P13 R12 C11 F11 C7 H12 J12 J11 K11 J13 K12 H13 K13 N17 R5 N15 J10 H11 O4 Q5 Q6 P5 R4 P3 R3 L3 O7 O5 M4 M3 R10 C3 C4 D3 E3 E2 F2 F3 E4 G2 D2 F1 C2 J15 K14 H14 G5 M14 H3 J3 J4 J2 R17 S17 R13 S13 Q16 R18 Q17 S15 S11 S12 P11 O15 P15 R11 S10 N12 N13 N7 M13 P7 P6 O6 O8 N8 P8 K4 K5 J5 J6 H4 L5 N9 K7 P10 Q10 O10 Q7 Q11 O11 N11 O12 M6 M10 N10 L14 J8 H7 F8 G9 H10 H9 F9 J9 B3 B2 C9 D9 C10 D10 B11 B8 E7 C8 B10 D7 G10 + +]))(;B[ln];W[kf];B[fo];W[jm];B[ck];W[dk]C[ + +-- chat -- +AquaBot: this is why. From move 0: R16 D4 Q3 D16 F17 P17 C14 D14 D13 E14 C15 C16 G16 E18 L17 D11 E13 G14 F13 G15 C12 J17 H16 K16 D15 E15 E16 E17 F16 J14 C18 D17 F18 B17 B18 B15 B14 A18 A15 B16 F19 E19 J18 L16 K18 M17 M18 K17 L18 Q15 R15 Q13 Q14 P14 R14 P13 R12 C11 F11 C7 H12 J12 J11 K11 J13 K12 H13 K13 N17 R5 N15 J10 H11 O4 Q5 Q6 P5 R4 P3 R3 L3 O7 O5 M4 M3 R10 C3 C4 D3 E3 E2 F2 F3 E4 G2 D2 F1 C2 J15 K14 H14 G5 M14 H3 J3 J4 J2 R17 S17 R13 S13 Q16 R18 Q17 S15 S11 S12 P11 O15 P15 R11 S10 N12 N13 N7 M13 P7 P6 O6 O8 N8 P8 K4 K5 J5 J6 H4 L5 M6 L14 F5 K7 C9 D9 + +])(;B[em]C[ + +-- chat -- +Wong Kar-Wai: You mean N6? + +];W[ek]C[ + +-- chat -- +Wong Kar-Wai: Turns out E7. +Wong Kar-Wai: Feels like a lonely move. +Wong Kar-Wai: Too easily disconnected, no? +Wong Kar-Wai: Or perhaps just misdirection to bring the whole group down. + +];B[gk];W[fl];B[gl];W[gm]C[ + +-- chat -- +Wong Kar-Wai: Yeah. + +]))(;W[ho]C[ + +-- chat -- +MeiGuoTang: ?. From move 0: R16 D4 Q3 D16 F17 P17 C14 D14 D13 E14 C15 C16 G16 E18 L17 D11 E13 G14 F13 G15 C12 J17 H16 K16 D15 E15 E16 E17 F16 J14 C18 D17 F18 B17 B18 B15 B14 A18 A15 B16 F19 E19 J18 L16 K18 M17 M18 K17 L18 Q15 R15 Q13 Q14 P14 R14 P13 R12 C11 F11 C7 H12 J12 J11 K11 J13 K12 H13 K13 N17 R5 N15 J10 H11 O4 Q5 Q6 P5 R4 P3 R3 L3 O7 O5 M4 M3 R10 C3 C4 D3 E3 E2 F2 F3 E4 G2 D2 F1 C2 J15 K14 H14 G5 M14 H3 J3 J4 J2 R17 S17 R13 S13 Q16 R18 Q17 S15 S11 S12 P11 O15 P15 R11 S10 N12 N13 N7 M13 P7 P6 O6 O8 N8 P8 K4 K5 J5 J6 H4 H5 + +]))(;W[hp];B[jn]C[ + +-- chat -- +MeiGuoTang: ?. From move 0: R16 D4 Q3 D16 F17 P17 C14 D14 D13 E14 C15 C16 G16 E18 L17 D11 E13 G14 F13 G15 C12 J17 H16 K16 D15 E15 E16 E17 F16 J14 C18 D17 F18 B17 B18 B15 B14 A18 A15 B16 F19 E19 J18 L16 K18 M17 M18 K17 L18 Q15 R15 Q13 Q14 P14 R14 P13 R12 C11 F11 C7 H12 J12 J11 K11 J13 K12 H13 K13 N17 R5 N15 J10 H11 O4 Q5 Q6 P5 R4 P3 R3 L3 O7 O5 M4 M3 R10 C3 C4 D3 E3 E2 F2 F3 E4 G2 D2 F1 C2 J15 K14 H14 G5 M14 H3 J3 J4 J2 R17 S17 R13 S13 Q16 R18 Q17 S15 S11 S12 P11 O15 P15 R11 S10 N12 N13 N7 M13 P7 P6 O6 O8 N8 P8 K4 K5 J5 H4 K6 + +]))(;W[nl];B[on];W[kf];B[pm];W[rm];B[ml];W[mk];B[lk];W[nk];B[mn];W[jo];B[fk];W[kp];B[lj];W[kl];B[ll];W[dk];B[nh];W[mf];B[ok];W[pk];B[ol];W[ni];B[rl];W[qm];B[ql];W[pi]C[ + +-- chat -- +AquaBot: 22. From move 0: R16 D4 Q3 D16 F17 P17 C14 D14 D13 E14 C15 C16 G16 E18 L17 D11 E13 G14 F13 G15 C12 J17 H16 K16 D15 E15 E16 E17 F16 J14 C18 D17 F18 B17 B18 B15 B14 A18 A15 B16 F19 E19 J18 L16 K18 M17 M18 K17 L18 Q15 R15 Q13 Q14 P14 R14 P13 R12 C11 F11 C7 H12 J12 J11 K11 J13 K12 H13 K13 N17 R5 N15 J10 H11 O4 Q5 Q6 P5 R4 P3 R3 L3 O7 O5 M4 M3 R10 C3 C4 D3 E3 E2 F2 F3 E4 G2 D2 F1 C2 J15 K14 H14 G5 M14 H3 J3 J4 J2 R17 S17 R13 S13 Q16 R18 Q17 S15 S11 S12 P11 O15 P15 R11 S10 N12 N13 N7 M13 P7 O8 P6 L14 Q7 S7 N8 N9 M9 O9 N6 K5 F9 L4 M10 L8 M8 D9 O12 N14 P9 Q9 P8 O11 S8 R7 R8 Q11 + +];B[oj];W[pj];B[nj];W[mi];B[mj];W[pl]C[ + +-- chat -- +MeiGuoTang: Not ideal for black as he loses more than 8 points here. From move 0: R16 D4 Q3 D16 F17 P17 C14 D14 D13 E14 C15 C16 G16 E18 L17 D11 E13 G14 F13 G15 C12 J17 H16 K16 D15 E15 E16 E17 F16 J14 C18 D17 F18 B17 B18 B15 B14 A18 A15 B16 F19 E19 J18 L16 K18 M17 M18 K17 L18 Q15 R15 Q13 Q14 P14 R14 P13 R12 C11 F11 C7 H12 J12 J11 K11 J13 K12 H13 K13 N17 R5 N15 J10 H11 O4 Q5 Q6 P5 R4 P3 R3 L3 O7 O5 M4 M3 R10 C3 C4 D3 E3 E2 F2 F3 E4 G2 D2 F1 C2 J15 K14 H14 G5 M14 H3 J3 J4 J2 R17 S17 R13 S13 Q16 R18 Q17 S15 S11 S12 P11 O15 P15 R11 S10 N12 N13 N7 M13 P7 O8 P6 L14 Q7 S7 N8 N9 M9 O9 N6 K5 F9 L4 M10 L8 M8 D9 O12 N14 P9 Q9 P8 O11 S8 R7 R8 Q11 P10 Q10 O10 N11 N10 Q8 + +]))(;B[ml];W[mn];B[nn];W[mo];B[pm];W[nl];B[nk];W[ol];B[km];W[kp];B[mq];W[il];B[im];W[jl];B[jm];W[ho]C[ + +-- chat -- +AquaBot: 21. From move 0: R16 D4 Q3 D16 F17 P17 C14 D14 D13 E14 C15 C16 G16 E18 L17 D11 E13 G14 F13 G15 C12 J17 H16 K16 D15 E15 E16 E17 F16 J14 C18 D17 F18 B17 B18 B15 B14 A18 A15 B16 F19 E19 J18 L16 K18 M17 M18 K17 L18 Q15 R15 Q13 Q14 P14 R14 P13 R12 C11 F11 C7 H12 J12 J11 K11 J13 K12 H13 K13 N17 R5 N15 J10 H11 O4 Q5 Q6 P5 R4 P3 R3 L3 O7 O5 M4 M3 R10 C3 C4 D3 E3 E2 F2 F3 E4 G2 D2 F1 C2 J15 K14 H14 G5 M14 H3 J3 J4 J2 R17 S17 R13 S13 Q16 R18 Q17 S15 S11 S12 P11 O15 P15 R11 S10 N12 N13 N7 M13 N8 N6 O6 N5 Q7 O8 O9 P8 L7 L4 N3 J8 J7 K8 K7 H5 + +])(;B[pj]C[ + +-- chat -- +MeiGuoTang: I imagine?. From move 0: R16 D4 Q3 D16 F17 P17 C14 D14 D13 E14 C15 C16 G16 E18 L17 D11 E13 G14 F13 G15 C12 J17 H16 K16 D15 E15 E16 E17 F16 J14 C18 D17 F18 B17 B18 B15 B14 A18 A15 B16 F19 E19 J18 L16 K18 M17 M18 K17 L18 Q15 R15 Q13 Q14 P14 R14 P13 R12 C11 F11 C7 H12 J12 J11 K11 J13 K12 H13 K13 N17 R5 N15 J10 H11 O4 Q5 Q6 P5 R4 P3 R3 L3 O7 O5 M4 M3 R10 C3 C4 D3 E3 E2 F2 F3 E4 G2 D2 F1 C2 J15 K14 H14 G5 M14 H3 J3 J4 J2 R17 S17 R13 S13 Q16 R18 Q17 S15 S11 S12 P11 O15 P15 R11 S10 N12 N13 N7 M13 Q10 + +])(;B[je]C[ + +-- chat -- +AquaBot: N8 + +](;W[ke];B[kf];W[le];B[mf];W[md];B[nd]C[ + +-- chat -- +MeiGuoTang: Whites dead. From move 0: R16 D4 Q3 D16 F17 P17 C14 D14 D13 E14 C15 C16 G16 E18 L17 D11 E13 G14 F13 G15 C12 J17 H16 K16 D15 E15 E16 E17 F16 J14 C18 D17 F18 B17 B18 B15 B14 A18 A15 B16 F19 E19 J18 L16 K18 M17 M18 K17 L18 Q15 R15 Q13 Q14 P14 R14 P13 R12 C11 F11 C7 H12 J12 J11 K11 J13 K12 H13 K13 N17 R5 N15 J10 H11 O4 Q5 Q6 P5 R4 P3 R3 L3 O7 O5 M4 M3 R10 C3 C4 D3 E3 E2 F2 F3 E4 G2 D2 F1 C2 J15 K14 H14 G5 M14 H3 J3 J4 J2 R17 S17 R13 S13 Q16 R18 Q17 S15 S11 S12 P11 O15 P15 R11 S10 N12 N13 N7 M13 K15 L15 L14 M15 N14 N16 O16 + +])(;W[kf];B[ke];W[ml];B[lm];W[ll];B[om];W[on];B[nn];W[nl];B[pj];W[pi];B[qn];W[pm];B[qk];W[rk];B[rl];W[qm];B[ql];W[rm];B[sk];W[pk];B[si];W[oj]C[ + +-- chat -- +AquaBot: Whites not dead. From move 0: R16 D4 Q3 D16 F17 P17 C14 D14 D13 E14 C15 C16 G16 E18 L17 D11 E13 G14 F13 G15 C12 J17 H16 K16 D15 E15 E16 E17 F16 J14 C18 D17 F18 B17 B18 B15 B14 A18 A15 B16 F19 E19 J18 L16 K18 M17 M18 K17 L18 Q15 R15 Q13 Q14 P14 R14 P13 R12 C11 F11 C7 H12 J12 J11 K11 J13 K12 H13 K13 N17 R5 N15 J10 H11 O4 Q5 Q6 P5 R4 P3 R3 L3 O7 O5 M4 M3 R10 C3 C4 D3 E3 E2 F2 F3 E4 G2 D2 F1 C2 J15 K14 H14 G5 M14 H3 J3 J4 J2 R17 S17 R13 S13 Q16 R18 Q17 S15 S11 S12 P11 O15 P15 R11 S10 N12 N13 N7 M13 K15 L14 L15 N8 M7 M8 P7 P6 O6 O8 Q10 Q11 R6 Q7 R9 S9 S8 R7 R8 S7 T9 Q9 T11 P10 +MeiGuoTang: Aqua I was anwsering the k15 question a 10k had +AquaBot: ah okay +bgauch: oh yes, we were talking about the 5 stones in the top +MeiGuoTang: k16 stones are most certianly dead stones + +])(;W[ml]C[ + +-- chat -- +AquaBot: I will shwo you why M13 is important + +])))(;W[pl];B[nl];W[nn];B[lg];W[li];B[mn];W[ml];B[mi];W[ll];B[nj];W[oj];B[ok];W[pk];B[pi];W[pj];B[ng];W[ni]C[ + +-- chat -- +AquaBot: Q8 move variation B87% winrate. From move 0: R16 D4 Q3 D16 F17 P17 C14 D14 D13 E14 C15 C16 G16 E18 L17 D11 E13 G14 F13 G15 C12 J17 H16 K16 D15 E15 E16 E17 F16 J14 C18 D17 F18 B17 B18 B15 B14 A18 A15 B16 F19 E19 J18 L16 K18 M17 M18 K17 L18 Q15 R15 Q13 Q14 P14 R14 P13 R12 C11 F11 C7 H12 J12 J11 K11 J13 K12 H13 K13 N17 R5 N15 J10 H11 O4 Q5 Q6 P5 R4 P3 R3 L3 O7 O5 M4 M3 R10 C3 C4 D3 E3 E2 F2 F3 E4 G2 D2 F1 C2 J15 K14 H14 G5 M14 H3 J3 J4 J2 R17 S17 R13 S13 Q16 R18 Q17 S15 S11 S12 P11 O15 P15 R11 S10 N12 N13 N7 Q8 O8 O6 M13 M11 N6 N8 N11 M8 O10 P10 P9 Q9 Q11 Q10 O13 O11 + +])(;W[ml](;B[lm];W[lg]C[ + +-- chat -- +MeiGuoTang: what about this for white?. From move 0: R16 D4 Q3 D16 F17 P17 C14 D14 D13 E14 C15 C16 G16 E18 L17 D11 E13 G14 F13 G15 C12 J17 H16 K16 D15 E15 E16 E17 F16 J14 C18 D17 F18 B17 B18 B15 B14 A18 A15 B16 F19 E19 J18 L16 K18 M17 M18 K17 L18 Q15 R15 Q13 Q14 P14 R14 P13 R12 C11 F11 C7 H12 J12 J11 K11 J13 K12 H13 K13 N17 R5 N15 J10 H11 O4 Q5 Q6 P5 R4 P3 R3 L3 O7 O5 M4 M3 R10 C3 C4 D3 E3 E2 F2 F3 E4 G2 D2 F1 C2 J15 K14 H14 G5 M14 H3 J3 J4 J2 R17 S17 R13 S13 Q16 R18 Q17 S15 S11 S12 P11 O15 P15 R11 S10 N12 N13 N7 N8 M7 M13 + +])(;B[lg]C[ + +-- chat -- +AquaBot: Both M16 and K15 response are very bad to M13 + +](;W[lh];B[li];W[kh];B[ng];W[nh];B[mf];W[mi];B[mj];W[mg];B[bq];W[br];B[mh];W[ni];B[pj];W[pi];B[ll];W[lm];B[mn];W[lk];B[om];W[kl];B[qm];W[rm];B[nl];W[nk];B[rl];W[pk];B[pl]C[ + +-- chat -- +AquaBot: This is why M13 is important. From move 0: R16 D4 Q3 D16 F17 P17 C14 D14 D13 E14 C15 C16 G16 E18 L17 D11 E13 G14 F13 G15 C12 J17 H16 K16 D15 E15 E16 E17 F16 J14 C18 D17 F18 B17 B18 B15 B14 A18 A15 B16 F19 E19 J18 L16 K18 M17 M18 K17 L18 Q15 R15 Q13 Q14 P14 R14 P13 R12 C11 F11 C7 H12 J12 J11 K11 J13 K12 H13 K13 N17 R5 N15 J10 H11 O4 Q5 Q6 P5 R4 P3 R3 L3 O7 O5 M4 M3 R10 C3 C4 D3 E3 E2 F2 F3 E4 G2 D2 F1 C2 J15 K14 H14 G5 M14 H3 J3 J4 J2 R17 S17 R13 S13 Q16 R18 Q17 S15 S11 S12 P11 O15 P15 R11 S10 N12 N13 N7 N8 M13 M12 M11 L12 O13 O12 N14 N11 N10 N13 B3 B2 N12 O11 Q10 Q11 M8 M7 N6 M9 P7 L8 R7 S7 O8 O9 S8 Q9 Q8 +MeiGuoTang: what? +bgauch: in this variation, white loses most of the center-right area he tried to build up, but gets more influence in the area around J7. Still, black has so much of the sides, with white almost all in the center, I would be nervous. + +])(;W[ld]C[ + +-- chat -- +AquaBot: M16 will end game +AquaBot: B win + +];B[je];W[md];B[nd];W[nc];B[mb];W[mf];B[ke];W[lh]C[ + +-- chat -- +MeiGuoTang: Aqua. From move 0: R16 D4 Q3 D16 F17 P17 C14 D14 D13 E14 C15 C16 G16 E18 L17 D11 E13 G14 F13 G15 C12 J17 H16 K16 D15 E15 E16 E17 F16 J14 C18 D17 F18 B17 B18 B15 B14 A18 A15 B16 F19 E19 J18 L16 K18 M17 M18 K17 L18 Q15 R15 Q13 Q14 P14 R14 P13 R12 C11 F11 C7 H12 J12 J11 K11 J13 K12 H13 K13 N17 R5 N15 J10 H11 O4 Q5 Q6 P5 R4 P3 R3 L3 O7 O5 M4 M3 R10 C3 C4 D3 E3 E2 F2 F3 E4 G2 D2 F1 C2 J15 K14 H14 G5 M14 H3 J3 J4 J2 R17 S17 R13 S13 Q16 R18 Q17 S15 S11 S12 P11 O15 P15 R11 S10 N12 N13 N7 N8 M13 M16 K15 N16 O16 O17 N18 N14 L15 M12 + +])(;W[mf];B[lh];W[ld];B[nc]C[ + +-- chat -- +MeiGuoTang: To sacrifice but it actaully doesnt work. From move 0: R16 D4 Q3 D16 F17 P17 C14 D14 D13 E14 C15 C16 G16 E18 L17 D11 E13 G14 F13 G15 C12 J17 H16 K16 D15 E15 E16 E17 F16 J14 C18 D17 F18 B17 B18 B15 B14 A18 A15 B16 F19 E19 J18 L16 K18 M17 M18 K17 L18 Q15 R15 Q13 Q14 P14 R14 P13 R12 C11 F11 C7 H12 J12 J11 K11 J13 K12 H13 K13 N17 R5 N15 J10 H11 O4 Q5 Q6 P5 R4 P3 R3 L3 O7 O5 M4 M3 R10 C3 C4 D3 E3 E2 F2 F3 E4 G2 D2 F1 C2 J15 K14 H14 G5 M14 H3 J3 J4 J2 R17 S17 R13 S13 Q16 R18 Q17 S15 S11 S12 P11 O15 P15 R11 S10 N12 N13 N7 N8 M13 N14 M12 M16 O17 + +])(;W[je];B[li];W[mj];B[kk];W[jk];B[kj];W[jj];B[pj];W[pi];B[pk];W[ql];B[om];W[nl];B[on];W[pl]C[ + +-- chat -- +AquaBot: You're 10 kyu, you can make as many mistakes as you want compared to pro game +AquaBot: W should play M13 right now + +])))(;W[mf]C[ + +-- chat -- +AquaBot: Pretty good move. From move 0: R16 D4 Q3 D16 F17 P17 C14 D14 D13 E14 C15 C16 G16 E18 L17 D11 E13 G14 F13 G15 C12 J17 H16 K16 D15 E15 E16 E17 F16 J14 C18 D17 F18 B17 B18 B15 B14 A18 A15 B16 F19 E19 J18 L16 K18 M17 M18 K17 L18 Q15 R15 Q13 Q14 P14 R14 P13 R12 C11 F11 C7 H12 J12 J11 K11 J13 K12 H13 K13 N17 R5 N15 J10 H11 O4 Q5 Q6 P5 R4 P3 R3 L3 O7 O5 M4 M3 R10 C3 C4 D3 E3 E2 F2 F3 E4 G2 D2 F1 C2 J15 K14 H14 G5 M14 H3 J3 J4 J2 R17 S17 R13 S13 Q16 R18 Q17 S15 S11 S12 P11 O15 P15 R11 S10 N12 N13 N7 N14 + +](;B[lg];W[lh]C[ + +-- chat -- +gemm: hmm maybe even sente Aqua? + +])(;B[je];W[le];B[ke];W[ld];B[lg];W[lh];B[li];W[kh];B[kf];W[md];B[nd];W[nc];B[mb](;W[nf]C[ + +-- chat -- +AquaBot: Pretty good move. From move 0: R16 D4 Q3 D16 F17 P17 C14 D14 D13 E14 C15 C16 G16 E18 L17 D11 E13 G14 F13 G15 C12 J17 H16 K16 D15 E15 E16 E17 F16 J14 C18 D17 F18 B17 B18 B15 B14 A18 A15 B16 F19 E19 J18 L16 K18 M17 M18 K17 L18 Q15 R15 Q13 Q14 P14 R14 P13 R12 C11 F11 C7 H12 J12 J11 K11 J13 K12 H13 K13 N17 R5 N15 J10 H11 O4 Q5 Q6 P5 R4 P3 R3 L3 O7 O5 M4 M3 R10 C3 C4 D3 E3 E2 F2 F3 E4 G2 D2 F1 C2 J15 K14 H14 G5 M14 H3 J3 J4 J2 R17 S17 R13 S13 Q16 R18 Q17 S15 S11 S12 P11 O15 P15 R11 S10 N12 N13 N7 N14 K15 M15 L15 M16 M13 M12 M11 L12 L14 N16 O16 O17 N18 O14 +gemm: k12 die though +gemm: yes with the atari he's ok + +];B[mi]C[ + +-- chat -- +AquaBot: K12 not dead + +];W[jk];B[kj];W[jj]C[ + +-- chat -- +AquaBot: K12 group not dead here. From move 0: R16 D4 Q3 D16 F17 P17 C14 D14 D13 E14 C15 C16 G16 E18 L17 D11 E13 G14 F13 G15 C12 J17 H16 K16 D15 E15 E16 E17 F16 J14 C18 D17 F18 B17 B18 B15 B14 A18 A15 B16 F19 E19 J18 L16 K18 M17 M18 K17 L18 Q15 R15 Q13 Q14 P14 R14 P13 R12 C11 F11 C7 H12 J12 J11 K11 J13 K12 H13 K13 N17 R5 N15 J10 H11 O4 Q5 Q6 P5 R4 P3 R3 L3 O7 O5 M4 M3 R10 C3 C4 D3 E3 E2 F2 F3 E4 G2 D2 F1 C2 J15 K14 H14 G5 M14 H3 J3 J4 J2 R17 S17 R13 S13 Q16 R18 Q17 S15 S11 S12 P11 O15 P15 R11 S10 N12 N13 N7 N14 K15 M15 L15 M16 M13 M12 M11 L12 L14 N16 O16 O17 N18 O14 N11 K9 L10 K10 +bgauch: well, top left is already looking like a ko, right? So I guess he needs ko threats for later, yes. + +])(;W[mi]C[ + +-- chat -- +MeiGuoTang: Why not here?. From move 0: R16 D4 Q3 D16 F17 P17 C14 D14 D13 E14 C15 C16 G16 E18 L17 D11 E13 G14 F13 G15 C12 J17 H16 K16 D15 E15 E16 E17 F16 J14 C18 D17 F18 B17 B18 B15 B14 A18 A15 B16 F19 E19 J18 L16 K18 M17 M18 K17 L18 Q15 R15 Q13 Q14 P14 R14 P13 R12 C11 F11 C7 H12 J12 J11 K11 J13 K12 H13 K13 N17 R5 N15 J10 H11 O4 Q5 Q6 P5 R4 P3 R3 L3 O7 O5 M4 M3 R10 C3 C4 D3 E3 E2 F2 F3 E4 G2 D2 F1 C2 J15 K14 H14 G5 M14 H3 J3 J4 J2 R17 S17 R13 S13 Q16 R18 Q17 S15 S11 S12 P11 O15 P15 R11 S10 N12 N13 N7 N14 K15 M15 L15 M16 M13 M12 M11 L12 L14 N16 O16 O17 N18 N11 + +];B[mj];W[nh];B[hc]C[ + +-- chat -- +AquaBot: this is why. From move 0: R16 D4 Q3 D16 F17 P17 C14 D14 D13 E14 C15 C16 G16 E18 L17 D11 E13 G14 F13 G15 C12 J17 H16 K16 D15 E15 E16 E17 F16 J14 C18 D17 F18 B17 B18 B15 B14 A18 A15 B16 F19 E19 J18 L16 K18 M17 M18 K17 L18 Q15 R15 Q13 Q14 P14 R14 P13 R12 C11 F11 C7 H12 J12 J11 K11 J13 K12 H13 K13 N17 R5 N15 J10 H11 O4 Q5 Q6 P5 R4 P3 R3 L3 O7 O5 M4 M3 R10 C3 C4 D3 E3 E2 F2 F3 E4 G2 D2 F1 C2 J15 K14 H14 G5 M14 H3 J3 J4 J2 R17 S17 R13 S13 Q16 R18 Q17 S15 S11 S12 P11 O15 P15 R11 S10 N12 N13 N7 N14 K15 M15 L15 M16 M13 M12 M11 L12 L14 N16 O16 O17 N18 N11 N10 O12 H17 + +];W[mn]C[ + +-- chat -- +MeiGuoTang: I mean capturing the center would be just as good?. From move 0: R16 D4 Q3 D16 F17 P17 C14 D14 D13 E14 C15 C16 G16 E18 L17 D11 E13 G14 F13 G15 C12 J17 H16 K16 D15 E15 E16 E17 F16 J14 C18 D17 F18 B17 B18 B15 B14 A18 A15 B16 F19 E19 J18 L16 K18 M17 M18 K17 L18 Q15 R15 Q13 Q14 P14 R14 P13 R12 C11 F11 C7 H12 J12 J11 K11 J13 K12 H13 K13 N17 R5 N15 J10 H11 O4 Q5 Q6 P5 R4 P3 R3 L3 O7 O5 M4 M3 R10 C3 C4 D3 E3 E2 F2 F3 E4 G2 D2 F1 C2 J15 K14 H14 G5 M14 H3 J3 J4 J2 R17 S17 R13 S13 Q16 R18 Q17 S15 S11 S12 P11 O15 P15 R11 S10 N12 N13 N7 N14 K15 M15 L15 M16 M13 M12 M11 L12 L14 N16 O16 O17 N18 N11 N10 O12 H17 N6 +MeiGuoTang: I mean capturing the center would be just as good?its right under the shapes in the analyze bar on the page. From move 0: R16 D4 Q3 D16 F17 P17 C14 D14 D13 E14 C15 C16 G16 E18 L17 D11 E13 G14 F13 G15 C12 J17 H16 K16 D15 E15 E16 E17 F16 J14 C18 D17 F18 B17 B18 B15 B14 A18 A15 B16 F19 E19 J18 L16 K18 M17 M18 K17 L18 Q15 R15 Q13 Q14 P14 R14 P13 R12 C11 F11 C7 H12 J12 J11 K11 J13 K12 H13 K13 N17 R5 N15 J10 H11 O4 Q5 Q6 P5 R4 P3 R3 L3 O7 O5 M4 M3 R10 C3 C4 D3 E3 E2 F2 F3 E4 G2 D2 F1 C2 J15 K14 H14 G5 M14 H3 J3 J4 J2 R17 S17 R13 S13 Q16 R18 Q17 S15 S11 S12 P11 O15 P15 R11 S10 N12 N13 N7 N14 K15 M15 L15 M16 M13 M12 M11 L12 L14 N16 O16 O17 N18 N11 N10 O12 H17 N6 +MeiGuoTang: its right under the shapes in the analyze bar on the page + +]))(;B[kj];W[jj];B[mk];W[ok]C[ + +-- chat -- +bgauch: 10 kyu variation with "pretty good move" :). From move 0: R16 D4 Q3 D16 F17 P17 C14 D14 D13 E14 C15 C16 G16 E18 L17 D11 E13 G14 F13 G15 C12 J17 H16 K16 D15 E15 E16 E17 F16 J14 C18 D17 F18 B17 B18 B15 B14 A18 A15 B16 F19 E19 J18 L16 K18 M17 M18 K17 L18 Q15 R15 Q13 Q14 P14 R14 P13 R12 C11 F11 C7 H12 J12 J11 K11 J13 K12 H13 K13 N17 R5 N15 J10 H11 O4 Q5 Q6 P5 R4 P3 R3 L3 O7 O5 M4 M3 R10 C3 C4 D3 E3 E2 F2 F3 E4 G2 D2 F1 C2 J15 K14 H14 G5 M14 H3 J3 J4 J2 R17 S17 R13 S13 Q16 R18 Q17 S15 S11 S12 P11 O15 P15 R11 S10 N12 N13 N7 N14 L10 K10 N9 P9 + +]))(;W[mn];B[nn];W[ml];B[nl];W[lm];B[om];W[ol];B[mm];W[nk];B[ll];W[nm];B[mk];W[lk];B[lj];W[mj];B[kk];W[kl]C[ + +-- chat -- +MeiGuoTang: White resigns. From move 0: R16 D4 Q3 D16 F17 P17 C14 D14 D13 E14 C15 C16 G16 E18 L17 D11 E13 G14 F13 G15 C12 J17 H16 K16 D15 E15 E16 E17 F16 J14 C18 D17 F18 B17 B18 B15 B14 A18 A15 B16 F19 E19 J18 L16 K18 M17 M18 K17 L18 Q15 R15 Q13 Q14 P14 R14 P13 R12 C11 F11 C7 H12 J12 J11 K11 J13 K12 H13 K13 N17 R5 N15 J10 H11 O4 Q5 Q6 P5 R4 P3 R3 L3 O7 O5 M4 M3 R10 C3 C4 D3 E3 E2 F2 F3 E4 G2 D2 F1 C2 J15 K14 H14 G5 M14 H3 J3 J4 J2 R17 S17 R13 S13 Q16 R18 Q17 S15 S11 S12 P11 O15 P15 R11 S10 N12 N13 N7 N6 O6 N8 O8 M7 P7 P8 N7 O9 M8 O7 N9 M9 M10 N10 L9 L8 +bgauch: hahaha Mei, that variation looks like one of my first games of Go. :) +MeiGuoTang: is it on IGS? + +]))(;B[lg];W[lh](;B[je];W[mf];B[kf]C[ + +-- chat -- +AquaBot: 19. From move 0: R16 D4 Q3 D16 F17 P17 C14 D14 D13 E14 C15 C16 G16 E18 L17 D11 E13 G14 F13 G15 C12 J17 H16 K16 D15 E15 E16 E17 F16 J14 C18 D17 F18 B17 B18 B15 B14 A18 A15 B16 F19 E19 J18 L16 K18 M17 M18 K17 L18 Q15 R15 Q13 Q14 P14 R14 P13 R12 C11 F11 C7 H12 J12 J11 K11 J13 K12 H13 K13 N17 R5 N15 J10 H11 O4 Q5 Q6 P5 R4 P3 R3 L3 O7 O5 M4 M3 R10 C3 C4 D3 E3 E2 F2 F3 E4 G2 D2 F1 C2 J15 K14 H14 G5 M14 H3 J3 J4 J2 R17 S17 R13 S13 Q16 R18 Q17 S15 S11 S12 P11 O15 P15 R11 S10 N12 N13 M13 M12 K15 N14 L14 +ckersch: N8 seems so passive + +])(;B[li];W[kh];B[ng];W[mi];B[mf];W[nh];B[mj];W[ni];B[pj];W[pi];B[mm];W[mn];B[om]C[ + +-- chat -- +AquaBot: 20. From move 0: R16 D4 Q3 D16 F17 P17 C14 D14 D13 E14 C15 C16 G16 E18 L17 D11 E13 G14 F13 G15 C12 J17 H16 K16 D15 E15 E16 E17 F16 J14 C18 D17 F18 B17 B18 B15 B14 A18 A15 B16 F19 E19 J18 L16 K18 M17 M18 K17 L18 Q15 R15 Q13 Q14 P14 R14 P13 R12 C11 F11 C7 H12 J12 J11 K11 J13 K12 H13 K13 N17 R5 N15 J10 H11 O4 Q5 Q6 P5 R4 P3 R3 L3 O7 O5 M4 M3 R10 C3 C4 D3 E3 E2 F2 F3 E4 G2 D2 F1 C2 J15 K14 H14 G5 M14 H3 J3 J4 J2 R17 S17 R13 S13 Q16 R18 Q17 S15 S11 S12 P11 O15 P15 R11 S10 N12 N13 M13 M12 M11 L12 O13 N11 N14 O12 N10 O11 Q10 Q11 N7 N6 P7 +AquaBot: nah, it's jus t that otake didn't play best move. + +])))(;B[je]C[ + +-- chat -- +AquaBot: 18. From move 0: R16 D4 Q3 D16 F17 P17 C14 D14 D13 E14 C15 C16 G16 E18 L17 D11 E13 G14 F13 G15 C12 J17 H16 K16 D15 E15 E16 E17 F16 J14 C18 D17 F18 B17 B18 B15 B14 A18 A15 B16 F19 E19 J18 L16 K18 M17 M18 K17 L18 Q15 R15 Q13 Q14 P14 R14 P13 R12 C11 F11 C7 H12 J12 J11 K11 J13 K12 H13 K13 N17 R5 N15 J10 H11 O4 Q5 Q6 P5 R4 P3 R3 L3 O7 O5 M4 M3 R10 C3 C4 D3 E3 E2 F2 F3 E4 G2 D2 F1 C2 J15 K14 H14 G5 M14 H3 J3 J4 J2 R17 S17 R13 S13 Q16 R18 Q17 S15 S11 S12 P11 O15 P15 R11 S10 K15 + +]))(;B[lh]C[ + +-- chat -- +AquaBot: 14. From move 0: R16 D4 Q3 D16 F17 P17 C14 D14 D13 E14 C15 C16 G16 E18 L17 D11 E13 G14 F13 G15 C12 J17 H16 K16 D15 E15 E16 E17 F16 J14 C18 D17 F18 B17 B18 B15 B14 A18 A15 B16 F19 E19 J18 L16 K18 M17 M18 K17 L18 Q15 R15 Q13 Q14 P14 R14 P13 R12 C11 F11 C7 H12 J12 J11 K11 J13 K12 H13 K13 N17 R5 N15 J10 H11 O4 Q5 Q6 P5 R4 P3 R3 L3 O7 O5 M4 M3 R10 C3 C4 D3 E3 E2 F2 F3 E4 G2 D2 F1 C2 J15 K14 H14 G5 M14 H3 J3 J4 J2 R17 S17 R13 S13 Q16 R18 Q17 S15 S11 S12 P11 M12 +AquaBot: 16. From move 0: R16 D4 Q3 D16 F17 P17 C14 D14 D13 E14 C15 C16 G16 E18 L17 D11 E13 G14 F13 G15 C12 J17 H16 K16 D15 E15 E16 E17 F16 J14 C18 D17 F18 B17 B18 B15 B14 A18 A15 B16 F19 E19 J18 L16 K18 M17 M18 K17 L18 Q15 R15 Q13 Q14 P14 R14 P13 R12 C11 F11 C7 H12 J12 J11 K11 J13 K12 H13 K13 N17 R5 N15 J10 H11 O4 Q5 Q6 P5 R4 P3 R3 L3 O7 O5 M4 M3 R10 C3 C4 D3 E3 E2 F2 F3 E4 G2 D2 F1 C2 J15 K14 H14 G5 M14 H3 J3 J4 J2 R17 S17 R13 S13 Q16 R18 Q17 S15 S11 S12 P11 M12 +AquaBot: 1-4 all playable for W +AquaBot: B 80% winrate now + +])(;B[qi];W[rk];B[lh];W[li];B[je];W[mg];B[lg];W[mh];B[mm];W[mn];B[om];W[on];B[nn];W[nl];B[lj];W[mi];B[pj];W[mo];B[qk];W[rj];B[ql];W[qm]C[ + +-- chat -- +AquaBot: 17. From move 0: R16 D4 Q3 D16 F17 P17 C14 D14 D13 E14 C15 C16 G16 E18 L17 D11 E13 G14 F13 G15 C12 J17 H16 K16 D15 E15 E16 E17 F16 J14 C18 D17 F18 B17 B18 B15 B14 A18 A15 B16 F19 E19 J18 L16 K18 M17 M18 K17 L18 Q15 R15 Q13 Q14 P14 R14 P13 R12 C11 F11 C7 H12 J12 J11 K11 J13 K12 H13 K13 N17 R5 N15 J10 H11 O4 Q5 Q6 P5 R4 P3 R3 L3 O7 O5 M4 M3 R10 C3 C4 D3 E3 E2 F2 F3 E4 G2 D2 F1 C2 J15 K14 H14 G5 M14 H3 J3 J4 J2 R17 S17 R13 S13 Q16 R18 Q17 S15 S11 S12 P11 R11 S9 M12 M11 K15 N13 M13 N12 N7 N6 P7 P6 O6 O8 M10 N11 Q10 N5 R9 S10 R8 R7 +jillgoodgal: the left side of the 10/11 line is important +jillgoodgal: up 3%! +jillgoodgal: Redmond must have done something key +jillgoodgal: a few points can be decided by Q8 +jillgoodgal: yes too small right now +jillgoodgal: not M13 + +]))(;W[ie]C[ + +-- chat -- +AquaBot: 12. From move 0: R16 D4 Q3 D16 F17 P17 C14 D14 D13 E14 C15 C16 G16 E18 L17 D11 E13 G14 F13 G15 C12 J17 H16 K16 D15 E15 E16 E17 F16 J14 C18 D17 F18 B17 B18 B15 B14 A18 A15 B16 F19 E19 J18 L16 K18 M17 M18 K17 L18 Q15 R15 Q13 Q14 P14 R14 P13 R12 C11 F11 C7 H12 J12 J11 K11 J13 K12 H13 K13 N17 R5 N15 J10 H11 O4 Q5 Q6 P5 R4 P3 R3 L3 O7 O5 M4 M3 J15 +AquaBot: J15 is vital for W to play + +]))(;B[kp];W[ln];B[mn];W[ko];B[lq]C[ + +-- chat -- +AquaBot: 11. From move 0: R16 D4 Q3 D16 F17 P17 C14 D14 D13 E14 C15 C16 G16 E18 L17 D11 E13 G14 F13 G15 C12 J17 H16 K16 D15 E15 E16 E17 F16 J14 C18 D17 F18 B17 B18 B15 B14 A18 A15 B16 F19 E19 J18 L16 K18 M17 M18 K17 L18 Q15 R15 Q13 Q14 P14 R14 P13 R12 C11 F11 C7 H12 J12 J11 K11 J13 K12 H13 K13 N17 R5 N15 J10 H11 O4 Q5 Q6 P5 R4 P3 R3 L3 O7 O5 M4 L4 M6 N6 L5 M3 + +]))(;B[mn]C[ + +-- chat -- +AquaBot: 9. From move 0: R16 D4 Q3 D16 F17 P17 C14 D14 D13 E14 C15 C16 G16 E18 L17 D11 E13 G14 F13 G15 C12 J17 H16 K16 D15 E15 E16 E17 F16 J14 C18 D17 F18 B17 B18 B15 B14 A18 A15 B16 F19 E19 J18 L16 K18 M17 M18 K17 L18 Q15 R15 Q13 Q14 P14 R14 P13 R12 C11 F11 C7 H12 J12 J11 K11 J13 K12 H13 K13 N17 R5 N15 J10 H11 O4 Q5 Q6 P5 R4 P3 R3 L3 O7 N6 +AquaBot: m4 WILL be a big mistake for W here +bgauch: It looks to me like the top-right corner is either ko or seki. If black plays locally first (at A16), he can make it seki. If white plays in the top right first, it is a ko. If anyone in the chat is better at life and death (i.e., above 10k) correct me if I am wrong. :) +bgauch: sorry, I meant top-left + +];W[lp];B[kp];W[ln];B[on];W[lq];B[mm];W[ko];B[mo];W[lo];B[pm];W[qn]C[ + +-- chat -- +AquaBot: 10. From move 0: R16 D4 Q3 D16 F17 P17 C14 D14 D13 E14 C15 C16 G16 E18 L17 D11 E13 G14 F13 G15 C12 J17 H16 K16 D15 E15 E16 E17 F16 J14 C18 D17 F18 B17 B18 B15 B14 A18 A15 B16 F19 E19 J18 L16 K18 M17 M18 K17 L18 Q15 R15 Q13 Q14 P14 R14 P13 R12 C11 F11 C7 H12 J12 J11 K11 J13 K12 H13 K13 N17 R5 N15 J10 H11 O4 Q5 Q6 P5 R4 P3 R3 L3 O7 N6 M4 L4 M6 P6 M3 N7 L5 N5 M5 Q7 R6 + +]))(;B[on];W[pm];B[om];W[pl];B[ol];W[pp];B[op];W[oq];B[nq];W[or];B[nr];W[pr];B[qq];W[rq];B[mp];W[mg]C[ + +-- chat -- +AquaBot: 7. From move 0: R16 D4 Q3 D16 F17 P17 C14 D14 D13 E14 C15 C16 G16 E18 L17 D11 E13 G14 F13 G15 C12 J17 H16 K16 D15 E15 E16 E17 F16 J14 C18 D17 F18 B17 B18 B15 B14 A18 A15 B16 F19 E19 J18 L16 K18 M17 M18 K17 L18 Q15 R15 Q13 Q14 P14 R14 P13 R12 C11 F11 C7 H12 J12 J11 K11 J13 K12 H13 K13 N17 R5 N15 J10 H11 O4 Q5 Q6 P5 R4 P6 Q7 P7 Q8 P8 Q4 P4 P3 O3 P2 O2 Q2 R3 S3 N4 N13 +liminal: White lost the influence I thought he was fighting for on the bottom left. +liminal: There could have been, if he traded the corner to black. +liminal: no? +liminal: It's about 20 points for white. +liminal: Would you agree? +liminal: How many points would you currently give to white for that corner? +liminal: q3 and r3 are both captured, with no way around that I can see. What are you seeing? +liminal: I'm talking about the bottom right corner. +liminal: I'm suggesting it's worth about 20 points for white. +liminal: MeiGuoTang suggested it was worth 9. +liminal: I'm trying to understand that count. + +]))(;W[pp];B[op];W[qp];B[oq];W[oo];B[pn];W[qq];B[nq];W[on];B[qn];W[om];B[ro];W[rp];B[rn];W[rr];B[mp];W[pk];B[qk];W[qj];B[rk];W[pj];B[ri];W[ie]C[ + +-- chat -- +AquaBot: 8. From move 0: R16 D4 Q3 D16 F17 P17 C14 D14 D13 E14 C15 C16 G16 E18 L17 D11 E13 G14 F13 G15 C12 J17 H16 K16 D15 E15 E16 E17 F16 J14 C18 D17 F18 B17 B18 B15 B14 A18 A15 B16 F19 E19 J18 L16 K18 M17 M18 K17 L18 Q15 R15 Q13 Q14 P14 R14 P13 R12 C11 F11 C7 H12 J12 J11 K11 J13 K12 H13 K13 N17 R5 N15 J10 H11 O4 Q5 Q4 P4 R4 P3 P5 Q6 R3 O3 P6 R6 P7 S5 S4 S6 S2 N4 Q9 R9 R10 S9 Q10 S11 J15 + +]))(;B[mc];W[ld];B[pf];W[of];B[qf];W[og];B[nd]C[ + +-- chat -- +AquaBot: Which variation would you like to see?. From move 0: R16 D4 Q3 D16 F17 P17 C14 D14 D13 E14 C15 C16 G16 E18 L17 D11 E13 G14 F13 G15 C12 J17 H16 K16 D15 E15 E16 E17 F16 J14 C18 D17 F18 B17 B18 B15 B14 A18 A15 B16 F19 E19 J18 L16 K18 M17 M18 K17 L18 Q15 R15 Q13 N17 M16 Q14 P14 R14 P13 O16 + +]))(;W[pe]C[ + +-- chat -- +AquaBot: 6. From move 0: R16 D4 Q3 D16 F17 P17 C14 D14 D13 E14 C15 C16 G16 E18 L17 D11 E13 G14 F13 G15 C12 J17 H16 K16 D15 E15 E16 E17 F16 J14 C18 D17 F18 B17 B18 B15 B14 A18 A15 B16 F19 E19 J18 Q15 +AquaBot: W winrate 43 at move 35 however/// + +]))(;B[ie];W[je];B[ff];W[fe];B[hf];W[gg];B[ig];W[he];B[jf];W[id];B[gh];W[if]C[ + +-- chat -- +AquaBot: 3. From move 0: R16 D4 Q3 D16 F17 P17 C14 D14 D13 E14 C15 C16 G16 E18 L17 D11 E13 G14 F13 G15 C12 J17 H16 K16 D15 E15 E16 E17 F16 J14 C18 D17 F18 B17 B18 B15 B14 A18 A15 B16 J15 K15 F14 F15 H14 G13 J13 H15 K14 J16 G12 J14 +AquaBot: 5. From move 0: R16 D4 Q3 D16 F17 P17 C14 D14 D13 E14 C15 C16 G16 E18 L17 D11 E13 G14 F13 G15 C12 J17 H16 K16 D15 E15 E16 E17 F16 J14 C18 D17 F18 B17 B18 B15 B14 A18 A15 B16 J15 K15 F14 F15 H14 G13 J13 H15 K14 J16 G12 J14 + +]))(;W[ab];B[fe];W[ff];B[ie];W[gg];B[jf];W[be];B[bf];W[gi]C[ + +-- chat -- +AquaBot: 4. From move 0: R16 D4 Q3 D16 F17 P17 C14 D14 D13 E14 C15 C16 G16 E18 L17 D11 E13 G14 F13 G15 C12 J17 H16 K16 D15 E15 E16 E17 F16 J14 C18 D17 F18 B17 B18 A18 F15 F14 J15 G13 K14 B15 B14 G11 +IAMTRADER: what is white winrate on jumping G11 ? +IAMTRADER: yep +AquaBot: 40 +IAMTRADER: thanks, so giving black top territory is not a good idea + +]))(;W[bb]C[ + +-- chat -- +IAMTRADER: sure + +];B[bc];W[bd];B[ba];W[ab];B[ac];W[fb];B[gb];W[hc];B[gc];W[dc];B[hf]C[ + +-- chat -- +IAMTRADER: 2. From move 0: R16 D4 Q3 D16 F17 P17 C14 D14 D13 E14 C15 C16 G16 E18 L17 D11 E13 G14 F13 G15 C12 J17 H16 K16 D15 E15 E16 E17 F16 J14 C18 B18 B17 B16 B19 A18 A17 F18 G18 H17 G17 D17 H14 + +]))(;B[ie];W[je];B[fe];W[ff];B[hf];W[gg];B[ig]C[ + +-- chat -- +IAMTRADER: black can cut i think. From move 0: R16 D4 Q3 D16 F17 P17 C14 D14 D13 E14 C15 C16 G16 E18 L17 D11 E13 G14 F13 G15 C12 J17 H16 K16 D15 E15 E16 E17 F16 J14 J15 K15 F15 F14 H14 G13 J13 + +])) \ No newline at end of file diff --git a/sgf/test_data/2019.02.15_shuwa_genan_annotated.sgf b/sgf/test_data/2019.02.15_shuwa_genan_annotated.sgf new file mode 100644 index 0000000..6dc3151 --- /dev/null +++ b/sgf/test_data/2019.02.15_shuwa_genan_annotated.sgf @@ -0,0 +1,184 @@ +(;GM[1]FF[4]SZ[19]AP[SmartGo:3.1.4]CA[utf-8] +GN[shuwa_genan] +PW[Inoue(Genan)Inseki]WR[8P] +PB[Honinbo Shuwa]BR[7P] +DT[1842-5-16-18] +RE[B+6]MU[0] +C[Shuwa became the leading player in the mid-19th century after the previous Honinbo Jowa retired. +Genan was a strong player of that time who had previously tried to take Honinbo Jowa down from his post as Meijin (leader of the Go community and recognized to be the strongest player). +Genan's playing style was often brilliant and exciting, but he failed to beat the Honinbos Jowa, Shuwa, and Shusaku in the most important games of his career. This game from 1842 is the second of a three game challenge match in which Genan hoped to show his ability to beat Shuwa with White (no komi), but lost all three games, after which the match was discontinued. ] +MU[0];B[qd];W[oc];B[ec];W[pf]LB[ec:A] +C[The Taisha at White 4 was a move that Genan liked to play. The joseki is well known to be complicated, and Genan had some special variations of his own. Indeed, he caught Shusaku once with a new variation to get a distinct advantage, but could not take it to a win after Shusaku played the ear-reddening move in one of the most famous games of Go history. +In this game Shuwa was ready for the Taisha joseki, as we see he has played in the UL corner at A, which will be well placed when the usual fighting joseki happens in the UR corner (var for White 6). ] +;B[od] +(;W[nd] +C[Genan did not play the fighting variation here (see var). ];B[oe];W[pc] +(;B[qe]TR[of] +C[Black's bamboo joint was the standard move when the ladder favors White (see var). Playing Black 9 at the marked point is a modern variation of this joseki that was not yet played in the 19th century.] +;W[qc];B[qi];W[de];B[cd];W[ce];B[bd];W[mf]LB[qg:A] +C[White 16 threatens the invasion at A, and prepares to build a moyo on the upper side. ] +;B[of];W[gc] +(;B[fc] +C[Black 19 was not an expected move (see var). Honinbo Shuwa seemed to have a strategy of simplifying the game at the cost of giving up some of his original advantage (Black with no komi), and quite often his games with Black would seem to be about even after the opening. However, he was extremely good at converting the smallest advantage into a win in the middle to endgame. ] +;W[gd];B[ee];W[do]LB[cp:A] +C[With Black's solid group in the upper right, I agree that the LL corner seems to be bigger than the LR corner. I would have played a lower point, maybe at A. ] +(;B[cj] +C[Human pros did not like Black 23, and it was completely off the map when Zen analyzed the game. Zen suggested an invasion to the upper side (see var). ] +;W[di]LB[dq:A][qq:B] +C[I imagine AlphaGo would give White a thumbs-up for this shoulder hit, if only it could. While corner plays such as A or B are surely candidates in this board position, it seems clear that White 24 is the best move for the left side.] +;B[ci];W[dh];B[cm];W[fe]TR[ce]LB[qp:A] +C[White is willing to sac the two marked stones, and is trying to link up onthe outside and expand the moyo on the upper side.] +;B[ef];W[ff];B[eg] +(;W[fg] +C[With 32 Genan seemed to get a bit carried away, and I would call this an overplay. There was an easier way to connect on the outside (see var). ] +;B[eh];W[fh];B[ei];W[dj];B[dk];W[ej];B[fi]LB[fg:A] +C[The fight now favors Black, and I will blame White's overplay at A for this. ] +;W[dl]LB[fg:A] +C[My guess is that this clamp is the move that Genan had in mind when he played the forceful sequence starting with A. ] +(;B[ek] +C[Connecting beneath would have been weak (see var), and naturally Black pushes through. ] +;W[fj];B[gi];W[dd];B[dc];W[ck] +(;B[el] +C[With 47 Black could not cut on the third line (see var). ];W[bk];B[ch] +(;W[cg]TR[dj][bk]LB[dg:A] +C[Covering here is a local sacrifice that gives White time to save the two marked groups. If White had pushed through at A, Black could have captured one or the other (see var). ] +;B[dg];W[fl]LB[gj:A] +C[White 52 was the good shape move, the alternative being to simply push out at A. ] +(;B[fk]LB[em:A] +C[If Black had simply extended at A, that would give White a chance to win the semeai on the left (see var). ] +;W[gj];B[bg];W[cf];B[ed]LB[ed:A][bf:B][hi:C] +C[With A, Black wins the semeai while eliminating any possibility for White to play a forcing move from the center. For example, if Black had played at B, White would have been able to force with C. ] +;W[dm]TR[bk] +C[White saves the marked stones.];B[em];W[dn];B[gl];W[hj];B[hi];W[ij];B[il] +(;W[jf] +C[White's weak group in the center combined with White's loosely surrounded moyo on top gives White a thin shape overall. On the left, a cut on the second line might seem to have potential, but Black can win the semeai (see var). ] +;B[jh]LB[jg:A] +C[This knight's move from a living group is slack, but there is some merit in keeping the game simple when Black is already ahead. Pros analyzing the game have hesitated to call this move a mistake because we know that Shuwa had an almost perfect record for using such moves to maintain a small lead. I would have played at A without thinking twice, and Zen tells me that my move is better. ] +;W[kj];B[gn]LB[gn:A] +C[While Black A is indeed a vital point in Black's shape, agian I get the feeling that Shuwa is saying that he is confident of a win. ] +;W[oi]LB[ph:A][qh:B] +C[With this capping move Genan is trying to reinforce the center while putting pressure on Black's right side. Zen suggests White A, Black B, and the playing away to one of the corners on the lower side. ] +;B[hg]LB[ie:A] +C[Another tight move, but this is big with the extra value of Black A next. ] +;W[qj];B[rj] +(;W[qh] +C[Throughout the years, this move has been critisized as an overplay, and the computer analysis seems to agree (see var). ] +;B[pj];W[pi];B[qk];W[ri] +C[White has challenged Black to a ko, when it seems that Black should be able to manufacture some ko threats on the upper side to have an advantage. The way Shuwa does this is instructive. ] +;B[ie]LB[rh:A] +C[If Black had immediately cut at A to start a huge ko, chances are that White would have ignored any ko threats towards the upper side. Therefore, Shuwa lets the right side wait, attacking the upper side first. ] +;W[if];B[hf] +(;W[jd] +C[Cutting was dangerous (see var). ];B[hd];W[hc];B[me]TR[od][qd]LB[rh:A] +C[Black is hoping to make some forceful ko threats on the upper side, also looking for a way to strengthen the marked group. The ko at A is still waiting to happen. ] +(;W[lf] +C[White pulls back to keep the pressure on Black's group on the right. The variation shows how it would have been easier for Black if White had simply pushed through. ] +;B[ne];W[md];B[le];W[kd];B[kf] +C[By cutting White off, Black weakens White's shape in the center and increases the number of ko threats for Black on the upper side. ] +;W[kg];B[ke];W[je];B[jg];W[kh];B[rc];W[rb];B[rh];W[qj];B[ld];W[lc];B[qi] +(;W[bh] +C[From the start, White was counting on these ko threats on the left, but there will not be enough of them now that Black has plenty on the upper side. Maybe White can try to kill Black in the upper right without a ko? No, it would end badly (see var). ] +;B[bi];W[qj];B[mc];W[nc];B[qi];W[bf];B[ah];W[qj];B[kc];W[mb];B[qi];W[af] +;B[cl];W[bm];B[ki]LB[ag:A] +C[This is a point where Black could have won the semeai on the left by playing at A, but took this chance to ignore White's ko threat. Not to resolve the ko just yet, because Black still has plenty of ko threats, and attacks in the center first. ] +;W[qj];B[lb];W[mc];B[qi];W[ag] +C[The left side is now a step ko that favors White locally, but it will take two more moves for White to completely resolve this ko. Black's plan will be to obtain an advantage on the rest of the board while White must spend two moves on the left. ] +;B[lj];W[qj];B[ic];W[jc];B[qi];W[li];B[ji];W[qj];B[ib];W[id];B[qi];W[mj] +;B[lk];W[qj];B[he];W[jb];B[qi];W[mh];B[si]TR[mh] +C[Finally the ko ends. The marked White group is not alive yet. ];W[oj];B[ok] +;W[mk];B[pq];W[jj]LB[jj:A] +C[White's connection at A has always been a mystery to me, to the extent that I have asked if it was a mistake in the game record. Other commentators have similarly failed to find a reason for this move, and I am relieved to be able to say that the computer does not show it as a candidate. ] +;B[ll];W[ol];B[eq];W[cq];B[mp];W[bh]LB[bh:A][be:B][gq:C] +C[Not to forget that White had this ko to deal with at A. Otherwise, Black could have made a one-step approach ko by playing at B. Could White have invaded at C first? I would like to, and after erasing the lower side White would ahve an advantage in territory, but the ko would be very dangerous. ] +;B[gp];W[nk]LB[nk:A] +C[White A is a point where Black could have played to attack White's eye space in the center. While it was not immediately necessary, it was a large move that takes away Black's threats and reduces Black's potential on the right side. ] +;B[mn]LB[lo:A] +C[Could it be that Shuwa was a bit greedy here? Black is winning, and I would have been happy to play the more conservative A, but maybe that's just because I've seen this game and I know what happens next. ] +;W[gq];B[fq];W[hp];B[hq];W[mq];B[nq];W[lp] +(;B[gr] +C[What a patient and quiet move! I would want to cut again, of course (see var). ] +;W[nr];B[np];W[kq]LB[mr:A][lr:B][lm:C] +C[If Black cuts at A, White offers to play a ko with B. White doesn't have enough ko threats elsewhere, but could use local ko threats such as C for this ko. ] +;B[or] +C[Black declines to play the ko. ];W[lr];B[jr];W[ln];B[lm];W[jq];B[pk];W[nm] +;B[lo];W[ko];B[kn];W[jo];B[ns];W[mr];B[pm]LB[pm:A][gq:B] +C[Shuwa offers no resistance, allowing White to live without even a ko. However, when Black plays at A, it suddenly appears that Black has not lost anything. Black's territory just switched from the lower side to the right. Failing to find anything better for either side, I will say that the sequence from White's invasion at B ended in an even result. ] +;W[on];B[pn];W[bc]LB[cc:A][ai:B][ad:C] +C[By exchanging this move for Black A before finishing the ko with White B, White created a big move at C, gaining some points in the corner. ] +(;B[cc];W[ai]LB[bc:A][cc:B][ad:C] +C[The exchange of A for B was a cleverly timed exchange that set up the connection at C and made the game very close. ] +;B[ir];W[kr];B[cr];W[ad];B[bb];W[br];B[dr];W[ab] +C[Yet another ko starts. Since the life of Black's group is at stake, and White's potential local loss is small, Black will seek a peaceful ending here. ] +;B[ac];W[oo];B[pl];W[bc];B[ca]LB[ac:A][gb:B][aa:C] +C[If White connects at A, Black can live with B. Otherwise, Black can capture two stones in the corner with C. ] +;W[qg];B[og];W[ph];B[rg];W[fb];B[ac];W[op];B[oq];W[bc];B[eb];W[nn];B[gb] +;W[hb];B[fa];W[rd];B[re];W[sc];B[cp];W[bp];B[dp];W[co];B[ip];W[jp];B[in] +;W[fo];B[fn];W[eo];B[ho];W[ac];B[kk];W[qf];B[rf];W[jn];B[jm];W[ps]LB[cs:A] +C[It has been suggested that Genan misread the tsumego in the lower right. However, if one assumes he just played the biggest move at A (maybe with some optional one point forcing moves first), the game would have ended with Shuwa winning by one point. Having already had the experience of losing to Shuwa by the smallest margin, maybe Genan chose to avoid that and take the more exciting ending. ] +;B[os];W[qo];B[po];W[qq];B[pp];W[qr];B[rn];W[ro];B[so] +(;W[cs] +C[Having lost five points in the LR corner, Genan will lose by six points now. He decided not to finish the tsumego, so I will do it for him in a var. ] +;B[ds];W[bs];B[se];W[jk];B[jl];W[gk];B[hl];W[en];B[fm];W[no];B[mo];W[js] +;B[is];W[ks];B[sd];W[rc];B[ms];W[ba];B[aa];W[sp];B[qp];W[ba];B[cb];W[ae] +;B[aa] +C[The result is recorded as Black winning by six points, when White can win the final ko to get a 5 point difference. Black A (253) should have been played at B to get the correct result, and I think this could be a mistake in the game record. ] +LB[hl:A][hk:B]) +(;W[sp];B[qp];W[rp];B[sr];W[rr];B[sq];W[ss];B[qs];W[pr];B[rs];W[ss];B[rs] +;W[rq];B[sn];W[ss];B[sr]LB[ss:A][sq:B] +C[Some extra moves have been added to simplify this for my explanation. This is called the bent four in the corner, and White has no viable local moves, but it is not a seki. Afterfilling all outside liberties, Black can play A, the B, and after White takes the four stones it will be a ko in which Black takes first. Since Black can choose the timing of this ko, this shape is ruled dead in Japan. ] +)) +(;B[ad];W[cc];B[bb];W[ac];B[cb];W[dr];B[bg];W[aj];B[bj];W[ak];B[bl];W[cn] +;B[df];W[al]TR[bf]LB[bc:A][ad:B][cc:C] +C[If Black answers White A at B, the cut at C gives White's marked group an extra liberty and makes the threatened step ko more distant. As this var shows, White can even win the semeai without a ko. ] +)) +(;B[lq];W[mr];B[lr];W[np];B[mo];W[oq];B[nr];W[or];B[ms];W[go];B[gr];W[pp] +LB[lq:A][fo:B] +C[If Black cuts at A, White can trade to the LR corner, with the endgame move at B as a bonus. This makes the game close. ] +)) +(;W[rg];B[si];W[pg];B[mh];W[ng];B[og];W[nh];B[oh];W[ph];B[ni];W[mi];B[nj] +;W[lh];B[mj];W[li];B[qf]LB[mh:A] +C[After Black A, White has no way to hold things together. An easy win for Black. ] +)) +(;W[ne];B[nf];W[lf];B[nh]LB[ke:A][nc:B] +C[Black's group on the right has escaped into the center, and the aji at A and B is troublesome for White already. ] +)) +(;W[he];B[id];W[kd];B[ib];W[hb];B[ic];W[kb];B[ge];W[gf];B[gb];W[fb];B[ga] +;W[ha];B[ia];W[fa];B[gb];W[hc];B[fd];W[jc];B[hd];W[ge];B[gh] +C[Black has an advantage in this fight on the upper side, and in this variation wins by one move. ] +)) +(;W[pj];B[rk];W[qh];B[rh];W[pi];B[ri];W[eq]LB[pj:A][ie:B] +C[Pulling back at A was the normal move for White, and White has succeeded in reinforcing the center while pushing Black down to the second line. I think Black still has a slight lead with Black B next. ] +)) +(;W[bh];B[bi];W[bf];B[ah];W[af];B[bj];W[bm];B[ag];W[aj];B[ae]LB[bj:A] +C[With the forcing move at A, Black gets an extra liberty to win the semeai. ] +)) +(;B[em];W[bh];B[cf];W[bg];B[gl];W[gj];B[hj];W[bj];B[ke]LB[em:A][bh:B] +C[When Black extends at A, White can win the semeai with B. Actually, this is not bad for Black, but it does not seem to be Shuwa's style to give White territory on the left when he can win the semai as in the game sequence. ] +)) +(;W[dg];B[cg];W[df];B[ed];W[dm];B[em];W[dn];B[gl];W[bf];B[be];W[cf];B[bg] +;W[ag];B[ah];W[af];B[gj];W[ai];B[fk];W[bh];B[ae]LB[dg:A][ed:B][dm:C][gl:D] +C[If White pushes through at A, Black can crawl once and simply connect at B. After White plays C, Black can capture the other side group with D as shown, so the two points were miai to give Black a win. ] +)) +(;B[cl];W[bk];B[el];W[ch]LB[cl:A] +C[Cutting at A is bad when the ladder favors White. ])) +(;B[ck];W[ek]LB[dl:A][ck:B] +C[The exchange of A for B was a big kikashi for White, and White has an advantage. ] +)) +(;W[dd];B[dc];W[gh]LB[ed:A] +C[Since White is threatening to cut Black off at A, Black cannot break through in the center. This board position is close to even, without needing any komi.] +)) +(;B[ke];W[kc];B[me];W[md];B[ne]LB[ke:A][me:B] +C[When Black invades at A, White will have trouble attacking because of the weakness at B. Black can play B immediately as shown, or play away after the original exchange, which is a kikashi for Black. ] +)) +(;B[fd];W[gd];B[fe];W[ge];B[ff];W[hg]LB[fd:A] +C[Black A was the natural looking move. While White gets a nice moyo on the upper side, Black still has a distinct advantage when there is no komi. ] +)) +(;B[qc];W[pd];B[pe];W[qe]LB[of:A] +C[When the ladder at A favors White, this is generally considered to be bad for Black. ] +)) +(;W[pd];B[pe];W[pc];B[qe];W[oe];B[nd];W[qc];B[qf];W[of];B[qh];W[mb];B[ld] +;W[oh];B[pj];W[lg];B[jd]LB[ec:A][of:B][ne:C][pg:D] +C[This variation shows a basic variation of the Taisha joseki. Black A is well placed in relation to the Black group on the upper side, and this board position is good for Black. +A major diverging point in this joseki was White's connection at B, where White could have pushed at C or extended at D, with a multitude of complicated variations following. ] +)) + diff --git a/sgf/test_data/branch_test.sgf b/sgf/test_data/branch_test.sgf new file mode 100644 index 0000000..a4f0d55 --- /dev/null +++ b/sgf/test_data/branch_test.sgf @@ -0,0 +1 @@ +(;GM[1]FF[4]CA[UTF-8]AP[Sabaki:0.52.2]KM[7.5]SZ[19]DT[2024-03-24];B[pd](;W[dd];B[op];W[dp])(;W[nc];B[dp])) \ No newline at end of file