[Event "?"]
[Site "?"]
[Date "2025.06.23"]
[Round "1"]
[White "Helios-dev"]
[Black "Helios-base"]
[Result "0-1"]
[FEN "r2qkb1r/pb1n1ppp/1p2pn2/2pp4/3P4/2N1PNP1/PPPBBP1P/R2Q1RK1 b kq - 0 1"]
[GameDuration "00:00:00"]
[GameEndTime "2025-06-23T15:43:39.602 UTC"]
[GameStartTime "2025-06-23T15:43:39.252 UTC"]
[PlyCount "3"]
[SetUp "1"]
[Termination "illegal move"]
[TimeControl "4.03+0.04"]

1... c4 {-0.30 6/0 85 1454157} 2. b3 {+0.10 5/0 84 299551}
cxb3 {-0.25 6/0 157 1226036, White makes an illegal move: b2b3} 0-1