diff --git a/kifu/core/src/database.rs b/kifu/core/src/database.rs
index 9ace920..cad6a5c 100644
--- a/kifu/core/src/database.rs
+++ b/kifu/core/src/database.rs
@@ -1,6 +1,6 @@
 use std::{ffi::OsStr, io::Read, os::unix::ffi::OsStrExt, path::PathBuf};
 
-use sgf::{parse_sgf, GameTree};
+use sgf::{go, parse_sgf, Game};
 use thiserror::Error;
 
 #[derive(Error, Debug)]
@@ -20,12 +20,12 @@ impl From<std::io::Error> for Error {
 #[derive(Debug)]
 pub struct Database {
     path: PathBuf,
-    games: Vec<GameTree>,
+    games: Vec<go::Game>,
 }
 
 impl Database {
     pub fn open_path(path: PathBuf) -> Result<Database, Error> {
-        let mut games: Vec<GameTree> = Vec::new();
+        let mut games: Vec<go::Game> = Vec::new();
 
         let extension = PathBuf::from("sgf").into_os_string();
 
@@ -39,8 +39,12 @@ impl Database {
                             .unwrap()
                             .read_to_string(&mut buffer)
                             .unwrap();
-                        let sgf = parse_sgf(&buffer).unwrap();
-                        games.extend(sgf);
+                        for sgf in parse_sgf(&buffer).unwrap() {
+                            match sgf {
+                                Game::Go(game) => games.push(game),
+                                Game::Unsupported(_) => {}
+                            }
+                        }
                     }
                 }
                 Err(err) => println!("failed entry: {:?}", err),
@@ -54,7 +58,7 @@ impl Database {
         self.games.len()
     }
 
-    pub fn all_games(&self) -> impl Iterator<Item = &GameTree> {
+    pub fn all_games(&self) -> impl Iterator<Item = &go::Game> {
         self.games.iter()
     }
 }
@@ -63,7 +67,7 @@ impl Database {
 mod test {
     use super::*;
     use cool_asserts::assert_matches;
-    use sgf::{Date, GameType};
+    use sgf::Date;
 
     #[test]
     fn it_reads_empty_database() {
@@ -77,9 +81,7 @@ mod test {
         let db =
             Database::open_path(PathBuf::from("fixtures/five_games/")).expect("database to open");
         assert_eq!(db.all_games().count(), 5);
-        for game in db.all_games() {
-            assert_eq!(game.game_type, GameType::Go);
-        }
+        for game in db.all_games() {}
 
         assert_matches!(db.all_games().find(|g| g.info.black_player == Some("Steve".to_owned())),
         Some(game) => {
diff --git a/kifu/core/src/ui/elements/game_preview.rs b/kifu/core/src/ui/elements/game_preview.rs
index 6669d71..1624fb9 100644
--- a/kifu/core/src/ui/elements/game_preview.rs
+++ b/kifu/core/src/ui/elements/game_preview.rs
@@ -1,5 +1,8 @@
 use serde::{Deserialize, Serialize};
-use sgf::{Date, GameTree, Rank};
+use sgf::{
+    go::{Game, Rank},
+    Date,
+};
 use typeshare::typeshare;
 
 #[derive(Clone, Debug, Deserialize, Serialize)]
@@ -13,7 +16,7 @@ pub struct GamePreviewElement {
 }
 
 impl GamePreviewElement {
-    pub fn new(game: &GameTree) -> GamePreviewElement {
+    pub fn new(game: &Game) -> GamePreviewElement {
         GamePreviewElement {
             date: game.info.date.clone(),
             black_player: game
diff --git a/kifu/core/src/ui/home.rs b/kifu/core/src/ui/home.rs
index 7c06ae2..59a064b 100644
--- a/kifu/core/src/ui/home.rs
+++ b/kifu/core/src/ui/home.rs
@@ -1,6 +1,6 @@
 use crate::ui::{Action, GamePreviewElement};
 use serde::{Deserialize, Serialize};
-use sgf::GameTree;
+use sgf::go::Game;
 use typeshare::typeshare;
 
 fn rank_strings() -> Vec<String> {
@@ -56,7 +56,7 @@ pub struct HomeView {
     pub start_game: Action<()>,
 }
 
-pub fn home<'a>(games: impl Iterator<Item = &'a GameTree>) -> HomeView {
+pub fn home<'a>(games: impl Iterator<Item = &'a Game>) -> HomeView {
     let black_player = PlayerElement::Hotseat(HotseatPlayerElement {
         placeholder: Some("black player".to_owned()),
         default_rank: None,
diff --git a/sgf/src/go.rs b/sgf/src/go.rs
index 831a092..6a610a5 100644
--- a/sgf/src/go.rs
+++ b/sgf/src/go.rs
@@ -76,6 +76,7 @@ use crate::{
 use serde::{Deserialize, Serialize};
 use typeshare::typeshare;
 
+#[derive(Clone, Debug)]
 pub struct Game {
     pub file_format: i8,
     pub app_name: Option<String>,