[Event "?"] [Site "?"] [Date "2025.06.23"] [Round "1"] [White "Helios-dev"] [Black "Helios-base"] [Result "0-1"] [FEN "r1bqk1nr/ppp4p/2nb2p1/5p2/2P2P2/5N2/PP2P1PP/RNBQKB1R w KQkq - 0 1"] [GameDuration "00:00:00"] [GameEndTime "2025-06-23T15:43:36.377 UTC"] [GameStartTime "2025-06-23T15:43:36.166 UTC"] [PlyCount "2"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4.03+0.04"] 1. e3 {+0.65 5/0 101 668055} Nf6 {-0.90 4/0 86 249000, White makes an illegal move: e2e3} 0-1