[Event "?"] [Site "?"] [Date "2025.06.23"] [Round "1"] [White "Helios-dev"] [Black "Helios-base"] [Result "0-1"] [FEN "r1bqk2r/pp1n2pp/2pbpn2/3p1pB1/2P5/2NP1NP1/PP2PPBP/R2QK2R w KQkq - 0 1"] [GameDuration "00:00:00"] [GameEndTime "2025-06-23T15:43:35.981 UTC"] [GameStartTime "2025-06-23T15:43:35.711 UTC"] [PlyCount "2"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4.03+0.04"] 1. cxd5 {-0.40 6/0 137 1033926} cxd5 {-0.80 5/0 108 502337, White makes an illegal move: c4d5} 0-1