[Event "Fastchess Tournament"]
[Site "?"]
[Date "2026.01.22"]
[Round "673"]
[White "SireButItsAnEngine-base"]
[Black "SireButItsAnEngine-dev"]
[Result "1-0"]
[SetUp "1"]
[FEN "rn1qk2r/pbp1npbp/1p1p2p1/3Pp3/4P1P1/2N2N1P/PPP2PB1/R1BQK2R w KQkq - 0 9"]
[GameDuration "00:00:00"]
[GameStartTime "2026-01-22T01:48:29 +0000"]
[GameEndTime "2026-01-22T01:48:30 +0000"]
[PlyCount "2"]
[Termination "illegal move"]
[TimeControl "9.36+0.09"]

9. O-O {+0.20/9 0.473s, n=1262863, sd=0, Black makes an illegal move: a1a1} 1-0