[Event "?"] [Site "?"] [Date "2025.07.14"] [Round "1"] [White "Helios-base"] [Black "Helios-dev"] [Result "1-0"] [FEN "r1bq1rk1/pp1n2pp/2pb1n2/3ppp2/8/PP1PP1PP/1BP1NP2/RN1QKB1R w KQ - 0 1"] [GameDuration "00:00:00"] [GameEndTime "2025-07-14T03:22:47.143 UTC"] [GameStartTime "2025-07-14T03:22:46.776 UTC"] [PlyCount "1"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4.05+0.04"] 1. Nbc3 {-0.60 13/13 153 1459484, Black makes an illegal move: e8d7} 1-0