[Event "?"] [Site "?"] [Date "2025.04.22"] [Round "1"] [White "Serendipity-base"] [Black "Serendipity-dev"] [Result "0-1"] [FEN "r1bqk2r/bpp1nppp/p2p1n2/4p3/2P5/2N1PNP1/PPQP1PBP/R1B2RK1 w kq - 0 1"] [GameDuration "00:00:08"] [GameEndTime "2025-04-22T18:43:03.594 PDT"] [GameStartTime "2025-04-22T18:42:55.268 PDT"] [PlyCount "4"] [SetUp "1"] [Termination "illegal move"] [TimeControl "7.31+0.07"] 1. d4 {+0.82 12/23 503 116456} exd4 {-0.69 13/25 346 146788} 2. Nxd4 {+0.77 10/20 1410 18992} O-O {-0.76 11/24 1355 51201, White makes an illegal move: f3d4} 0-1