[Event "?"] [Site "?"] [Date "2025.06.23"] [Round "1"] [White "Helios-base"] [Black "Helios-dev"] [Result "1-0"] [FEN "rnbqkbnr/pp4pp/2p1pp2/3pP3/8/1B6/PPPP1PPP/RNBQK1NR w KQkq d6 0 1"] [GameDuration "00:00:00"] [GameEndTime "2025-06-23T15:40:28.389 UTC"] [GameStartTime "2025-06-23T15:40:27.837 UTC"] [PlyCount "3"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4+0.04"] 1. exd6 {+0.40 6/0 322 1656896} Bxd6 {-0.85 6/0 128 1143974} 2. Nc3 {+0.55 5/0 76 964680, Black makes an illegal move: f8d6} 1-0