[Event "?"]
[Site "?"]
[Date "2025.07.14"]
[Round "1"]
[White "Helios-dev"]
[Black "Helios-base"]
[Result "0-1"]
[FEN "r2qkbnr/pp1b1ppp/2n1p3/1Bp5/3pP3/6N1/PPPPQPPP/R1B1K1NR b KQkq - 0 1"]
[GameDuration "00:00:00"]
[GameEndTime "2025-07-14T03:21:00.936 UTC"]
[GameStartTime "2025-07-14T03:21:00.484 UTC"]
[PlyCount "1"]
[SetUp "1"]
[Termination "illegal move"]
[TimeControl "4.05+0.04"]

1... Nf6 {+0.50 13/13 181 1866787, White makes an illegal move: c4b3} 0-1