[Event "?"] [Site "?"] [Date "2025.06.23"] [Round "1"] [White "Helios-dev"] [Black "Helios-base"] [Result "0-1"] [FEN "rn1qkbnr/pp4pp/2pp4/5b2/3Pp3/2P5/PP1NBPPP/RNBQ1RK1 b kq - 0 1"] [GameDuration "00:00:00"] [GameEndTime "2025-06-23T15:43:24.259 UTC"] [GameStartTime "2025-06-23T15:43:23.953 UTC"] [PlyCount "3"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4.03+0.04"] 1... d5 {-1.70 6/0 85 1876197} 2. a3 {-0.25 5/0 102 412028} Nd7 {+0.10 4/0 86 263898, White makes an illegal move: a2a3} 0-1