[Event "?"] [Site "?"] [Date "2025.06.23"] [Round "1"] [White "Helios-dev"] [Black "Helios-base"] [Result "0-1"] [FEN "r2qk2r/ppp2ppp/2nbpn2/5b2/2BPp3/2N1B3/PPP1QPPP/2KR2NR w kq - 0 1"] [GameDuration "00:00:00"] [GameEndTime "2025-06-23T15:43:22.208 UTC"] [GameStartTime "2025-06-23T15:43:21.980 UTC"] [PlyCount "2"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4.03+0.04"] 1. a3 {-1.85 5/0 108 473009} e5 {+1.50 4/0 88 210626, White makes an illegal move: a2a3} 0-1