[Event "?"] [Site "?"] [Date "2025.06.23"] [Round "1"] [White "Helios-dev"] [Black "Helios-base"] [Result "0-1"] [FEN "rnb1kbnr/ppp1qpp1/3p3p/6N1/3P4/5N2/PPP1PPPP/R1BQKB1R w KQkq - 0 1"] [GameDuration "00:00:00"] [GameEndTime "2025-06-23T15:43:40.695 UTC"] [GameStartTime "2025-06-23T15:43:40.307 UTC"] [PlyCount "4"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4.03+0.04"] 1. Nxf7 {-0.60 6/0 85 640087} Kxf7 {+0.60 5/0 104 463448} 2. e3 {-0.60 5/0 85 691776} Nf6 {-7.75 6/0 91 2748577, White makes an illegal move: e2e3} 0-1