[Event "?"] [Site "?"] [Date "2025.06.23"] [Round "1"] [White "Helios-base"] [Black "Helios-dev"] [Result "1-0"] [FEN "r2qk1r1/pp1bnpBp/2nbp3/1Bpp4/5P2/1P2PN2/P1PP2PP/RN1Q1RK1 w q - 0 1"] [GameDuration "00:00:00"] [GameEndTime "2025-06-23T15:43:34.479 UTC"] [GameStartTime "2025-06-23T15:43:34.162 UTC"] [PlyCount "3"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4.03+0.04"] 1. Bf6 {-0.20 6/0 85 1124099} c4 {-2.60 5/0 118 364621} 2. bxc4 {+0.95 6/0 85 1288258, Black makes an illegal move: c5c4} 1-0