[Event "?"] [Site "?"] [Date "2025.07.04"] [Round "1"] [White "Helios-dev"] [Black "Helios-base"] [Result "0-1"] [FEN "r1bqkbnr/2pn1pp1/pp1pp2p/8/3PP3/P1PBB3/1P1N1PPP/R2QK1NR b KQkq - 0 1"] [GameDuration "00:00:06"] [GameEndTime "2025-07-04T09:55:37.805 UTC"] [GameStartTime "2025-07-04T09:55:31.805 UTC"] [PlyCount "1"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4.04+0.04"] 1... Bb7 {-0.80 6/6 925 0, White makes an illegal move: 0000} 0-1