[Event "?"]
[Site "?"]
[Date "2025.05.19"]
[Round "1"]
[White "Integral-base"]
[Black "Integral-dev"]
[Result "0-1"]
[FEN "r1bqk2r/pp2ppbp/2np1np1/2pP4/4P3/2PB1N2/PP3PPP/RNBQ1RK1 b kq - 0 1"]
[GameDuration "00:00:01"]
[GameEndTime "2025-05-19T02:54:25.618 UTC"]
[GameStartTime "2025-05-19T02:54:24.346 UTC"]
[PlyCount "2"]
[SetUp "1"]
[Termination "illegal move"]
[TimeControl "9.21+0.09"]

1... Nb8 {-1.23 20/35 735 437831} 2. b3 {White makes an illegal move: b2b3} 0-1