[Event "?"]
[Site "?"]
[Date "2025.07.14"]
[Round "1"]
[White "Helios-base"]
[Black "Helios-dev"]
[Result "1-0"]
[FEN "r3kbnr/ppp1q1pp/2n2p2/3p4/3Pp1P1/2P5/PP2PPP1/RNBQKB1R w KQkq - 0 1"]
[GameDuration "00:00:00"]
[GameEndTime "2025-07-14T03:21:00.047 UTC"]
[GameStartTime "2025-07-14T03:20:59.308 UTC"]
[PlyCount "1"]
[SetUp "1"]
[Termination "illegal move"]
[TimeControl "4.05+0.04"]

1. c4 {-0.10 14/14 461 4933277, Black makes an illegal move: b1a3} 1-0