[Event "Fastchess Tournament"]
[Site "?"]
[Date "2026.01.22"]
[Round "517"]
[White "SireButItsAnEngine-base"]
[Black "SireButItsAnEngine-dev"]
[Result "1-0"]
[SetUp "1"]
[FEN "rnbqk1nr/pp2ppb1/2p3pp/3p4/3PP3/2NB1N2/PPP2PPP/R1BQK2R w KQkq - 0 6"]
[GameDuration "00:00:00"]
[GameStartTime "2026-01-22T01:48:22 +0000"]
[GameEndTime "2026-01-22T01:48:23 +0000"]
[PlyCount "2"]
[Termination "illegal move"]
[TimeControl "9.36+0.09"]

6. O-O {+0.34/9 0.469s, n=971764, sd=0, Black makes an illegal move: a1a1} 1-0