[Event "?"] [Site "?"] [Date "2025.06.23"] [Round "1"] [White "Helios-base"] [Black "Helios-dev"] [Result "1-0"] [FEN "rnbqk2r/ppp2pp1/4pn1p/8/1b1P4/3BBN1P/PPP2PP1/RN1QK2R w KQkq - 0 1"] [GameDuration "00:00:00"] [GameEndTime "2025-06-23T15:43:36.568 UTC"] [GameStartTime "2025-06-23T15:43:36.280 UTC"] [PlyCount "3"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4.03+0.04"] 1. c3 {+0.35 5/0 85 538478} Be7 {-0.45 5/0 89 424545} 2. c4 {+0.35 4/0 93 425598, Black makes an illegal move: b4e7} 1-0