[Event "?"] [Site "?"] [Date "2025.06.23"] [Round "1"] [White "Helios-dev"] [Black "Helios-base"] [Result "0-1"] [FEN "rnbq1b1r/pp3k1p/5pp1/2pp4/8/8/PPPPBPPP/RNBQK2R b KQ - 0 1"] [GameDuration "00:00:00"] [GameEndTime "2025-06-23T15:40:31.293 UTC"] [GameStartTime "2025-06-23T15:40:30.993 UTC"] [PlyCount "3"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4+0.04"] 1... d4 {+0.25 5/0 86 1023323} 2. a3 {-0.65 6/0 106 827184} Be6 {+0.60 5/0 85 1256218, White makes an illegal move: a2a3} 0-1