[Event "?"] [Site "?"] [Date "2025.06.23"] [Round "1"] [White "Helios-dev"] [Black "Helios-base"] [Result "0-1"] [FEN "rnbqkb1r/pppp1ppp/4pn2/8/3P1BP1/4PP2/PPP4P/RN1QKBNR b KQkq - 0 1"] [GameDuration "00:00:00"] [GameEndTime "2025-06-23T15:40:39.919 UTC"] [GameStartTime "2025-06-23T15:40:39.630 UTC"] [PlyCount "3"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4+0.04"] 1... Nd5 {+0.45 5/0 86 872023} 2. a3 {-1.30 5/0 93 595615} Nxf4 {+0.75 6/0 84 1394668, White makes an illegal move: a2a3} 0-1