[Event "?"] [Site "?"] [Date "2025.06.23"] [Round "1"] [White "Helios-dev"] [Black "Helios-base"] [Result "0-1"] [FEN "rn1qkb1r/pbpp1ppp/1p2p1n1/7P/4P3/3P1N2/PPP1QPP1/RNB1KB1R b KQkq - 0 1"] [GameDuration "00:00:00"] [GameEndTime "2025-06-23T15:43:35.285 UTC"] [GameStartTime "2025-06-23T15:43:35.001 UTC"] [PlyCount "3"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4.03+0.04"] 1... Ne7 {-0.75 5/0 91 321553} 2. a3 {+0.40 5/0 86 494671} d5 {-1.45 6/0 85 1767920, White makes an illegal move: a2a3} 0-1