[Event "?"] [Site "?"] [Date "2025.06.23"] [Round "1"] [White "Helios-dev"] [Black "Helios-base"] [Result "0-1"] [FEN "r1bqkb1r/pp1n1p1p/2n1p1p1/3pP3/3P4/P4N2/1P3PPP/RNBQKB1R w KQkq - 0 1"] [GameDuration "00:00:00"] [GameEndTime "2025-06-23T15:43:27.846 UTC"] [GameStartTime "2025-06-23T15:43:27.505 UTC"] [PlyCount "2"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4.03+0.04"] 1. b3 {-0.85 5/0 103 495297} Qa5+ {+0.05 4/0 87 184852, White makes an illegal move: b2b3} 0-1