[Event "?"] [Site "?"] [Date "2025.06.23"] [Round "1"] [White "Helios-base"] [Black "Helios-dev"] [Result "1-0"] [FEN "r2qkb1r/pbpn1p2/1p1ppnp1/7p/3P1P2/2PBPN2/PP4PP/RNBQ1RK1 w kq - 0 1"] [GameDuration "00:00:00"] [GameEndTime "2025-06-23T15:40:30.743 UTC"] [GameStartTime "2025-06-23T15:40:30.462 UTC"] [PlyCount "3"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4+0.04"] 1. c4 {+0.10 5/0 89 787436} d5 {-0.75 5/0 86 695173} 2. cxd5 {+0.30 6/0 83 1047678, Black makes an illegal move: d6d5} 1-0