[Event "?"] [Site "?"] [Date "2025.06.23"] [Round "1"] [White "Helios-dev"] [Black "Helios-base"] [Result "0-1"] [FEN "rnbqkb1r/pp2nppp/4p3/2pp2P1/3P4/5N2/PPP1PPBP/RNBQK2R b KQkq - 0 1"] [GameDuration "00:00:00"] [GameEndTime "2025-06-23T15:40:26.926 UTC"] [GameStartTime "2025-06-23T15:40:26.497 UTC"] [PlyCount "3"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4+0.04"] 1... cxd4 {+0.10 6/0 219 1497752} 2. Qxd4 {-0.70 6/0 106 572605} Nf5 {+0.35 5/0 80 1148175, White makes an illegal move: d1d4} 0-1