[Event "?"]
[Site "?"]
[Date "2025.06.23"]
[Round "1"]
[White "Helios-dev"]
[Black "Helios-base"]
[Result "0-1"]
[FEN "r3kb1r/pppq2pp/2n2n2/3p1b2/3PpB2/1B6/PPP2PPP/RN1QK1NR w KQkq - 0 1"]
[GameDuration "00:00:00"]
[GameEndTime "2025-06-23T15:43:41.794 UTC"]
[GameStartTime "2025-06-23T15:43:41.588 UTC"]
[PlyCount "2"]
[SetUp "1"]
[Termination "illegal move"]
[TimeControl "4.03+0.04"]

1. a3 {-1.30 5/0 91 549189}
Na5 {+0.25 5/0 86 1067584, White makes an illegal move: a2a3} 0-1