[Event "?"]
[Site "?"]
[Date "2025.06.30"]
[Round "1"]
[White "Heimdall-dev"]
[Black "Heimdall-base"]
[Result "0-1"]
[FEN "rnbq1rk1/pp2npbp/2p3p1/3p4/8/P1NP1N2/1PPBQPPP/R3KB1R w KQ - 0 1"]
[GameDuration "00:00:00"]
[GameEndTime "2025-06-30T23:20:02.651 CEST"]
[GameStartTime "2025-06-30T23:20:01.740 CEST"]
[PlyCount "2"]
[SetUp "1"]
[Termination "illegal move"]
[TimeControl "5.09+0.05"]

1. O-O-O {-1.02 15/26 266 486729}
b5 {+1.03 17/28 328 589343, White makes an illegal move: e1c1} 0-1