[Event "?"]
[Site "?"]
[Date "2025.06.30"]
[Round "1"]
[White "Heimdall-base"]
[Black "Heimdall-dev"]
[Result "1-0"]
[FEN "rn1qkb1r/ppp1p2p/5np1/3p1b2/3P4/1BN5/PPP1NPPP/R1BQK2R b KQkq - 0 1"]
[GameDuration "00:00:01"]
[GameEndTime "2025-06-30T23:20:17.368 CEST"]
[GameStartTime "2025-06-30T23:20:15.448 CEST"]
[PlyCount "6"]
[SetUp "1"]
[Termination "illegal move"]
[TimeControl "5.09+0.05"]

1... a5 {-0.78 17/28 332 608266} 2. Ng3 {+0.80 16/30 331 535432}
Bc8 {-0.83 19/24 313 537736} 3. a4 {+0.79 19/29 325 533721}
Bg7 {-0.82 17/32 203 311072}
4. O-O {+0.79 17/24 209 379582, Black makes an illegal move: f8g7} 1-0