[Event "?"] [Site "?"] [Date "2025.06.23"] [Round "1"] [White "Helios-dev"] [Black "Helios-base"] [Result "0-1"] [FEN "r1bqkb1r/p3pppp/1pnp4/2p1n1P1/4PP1P/2PP4/PP6/RNBQKBNR b KQkq - 0 1"] [GameDuration "00:00:00"] [GameEndTime "2025-06-23T15:43:39.364 UTC"] [GameStartTime "2025-06-23T15:43:38.893 UTC"] [PlyCount "5"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4.03+0.04"] 1... Nd7 {-2.00 6/0 88 1197728} 2. Nd2 {-0.30 5/0 86 664152} Bb7 {-0.30 6/0 85 1681923} 3. f5 {-0.25 6/0 107 870443} e6 {+0.05 6/0 84 1460884, White makes an illegal move: f4f5} 0-1