[Event "Fastchess Tournament"]
[Site "?"]
[Date "2026.01.22"]
[Round "434"]
[White "SireButItsAnEngine-base"]
[Black "SireButItsAnEngine-dev"]
[Result "1-0"]
[SetUp "1"]
[FEN "rnb1kbnr/ppp2pp1/4pq2/3p3p/8/1P3NP1/P1PPPPBP/RNBQK2R w KQkq - 1 5"]
[GameDuration "00:00:00"]
[GameStartTime "2026-01-22T01:48:18 +0000"]
[GameEndTime "2026-01-22T01:48:19 +0000"]
[PlyCount "2"]
[Termination "illegal move"]
[TimeControl "9.36+0.09"]

5. d4 {+0.37/9 0.470s, n=1449362, sd=0, Black makes an illegal move: a1a1} 1-0