[Event "?"] [Site "?"] [Date "2025.07.04"] [Round "1"] [White "Helios-base"] [Black "Helios-dev"] [Result "1-0"] [FEN "rn2kbnr/1bqp1ppp/4p3/1pp5/4P3/1BNP4/1PP2PPP/R1BQK1NR w KQkq - 0 1"] [GameDuration "00:00:05"] [GameEndTime "2025-07-04T07:56:28.804 UTC"] [GameStartTime "2025-07-04T07:56:23.802 UTC"] [PlyCount "1"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4.01+0.04"] 1. Nxb5 {+2.15 9/9 147 0, Black makes an illegal move: 0000} 1-0