[Event "?"] [Site "?"] [Date "2025.04.22"] [Round "1"] [White "Serendipity-dev"] [Black "Serendipity-base"] [Result "0-1"] [FEN "rn1q1rk1/pbp1bppp/1p1ppn2/8/2PP4/2NBPN2/PPQB1PPP/R3K2R w KQ - 0 1"] [GameDuration "00:00:19"] [GameEndTime "2025-04-22T18:37:19.062 PDT"] [GameStartTime "2025-04-22T18:36:59.774 PDT"] [PlyCount "12"] [SetUp "1"] [Termination "illegal move"] [TimeControl "7.31+0.07"] 1. O-O-O {+0.51 8/21 479 34310} d5 {-0.28 10/22 552 34531} 2. cxd5 {+0.72 10/21 344 27065} exd5 {-0.27 8/24 330 16746} 3. g4 {+0.83 12/26 523 81795} g6 {-0.73 10/21 503 35397} 4. g5 {+0.53 11/20 4832 41371} Nh5 {-0.84 8/22 362 14770} 5. e4 {+0.66 5/10 109 630} c6 {-0.81 8/22 838 24870} 6. Kb1 {+0.71 4/7 102 504} Na6 {-0.59 8/23 301 20958, White makes an illegal move: c1b1} 0-1