[Event "?"]
[Site "?"]
[Date "2025.05.19"]
[Round "1"]
[White "Integral-dev"]
[Black "Integral-base"]
[Result "0-1"]
[FEN "r1bqk2r/pp2ppbp/2np1np1/2pP4/4P3/2PB1N2/PP3PPP/RNBQ1RK1 b kq - 0 1"]
[GameDuration "00:00:01"]
[GameEndTime "2025-05-19T02:54:24.615 UTC"]
[GameStartTime "2025-05-19T02:54:23.495 UTC"]
[PlyCount "1"]
[SetUp "1"]
[Termination "illegal move"]
[TimeControl "9.21+0.09"]

1... Nb8 {-1.23 20/35 822 437831, White makes an illegal move: a1c1} 0-1