[Event "?"] [Site "?"] [Date "2025.06.23"] [Round "1"] [White "Helios-dev"] [Black "Helios-base"] [Result "0-1"] [FEN "rnbqk1nr/4bppp/p2pP3/1p6/8/2N2N2/PPP1QPPP/R1B1KB1R b KQkq - 0 1"] [GameDuration "00:00:00"] [GameEndTime "2025-06-23T15:40:39.148 UTC"] [GameStartTime "2025-06-23T15:40:38.848 UTC"] [PlyCount "3"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4+0.04"] 1... fxe6 {-1.75 6/0 87 1246870} 2. a4 {+0.90 5/0 92 587754} b4 {-0.95 5/0 83 457906, White makes an illegal move: a2a4} 0-1