[Event "?"] [Site "?"] [Date "2025.06.23"] [Round "1"] [White "Helios-dev"] [Black "Helios-base"] [Result "0-1"] [FEN "rnbqk2r/ppp2ppp/8/2b5/4PBn1/3B1N2/PPP3PP/RN1QKR2 b Qkq - 0 1"] [GameDuration "00:00:00"] [GameEndTime "2025-06-23T15:40:27.314 UTC"] [GameStartTime "2025-06-23T15:40:26.980 UTC"] [PlyCount "3"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4+0.04"] 1... Nc6 {-0.25 4/0 89 495150} 2. a3 {-1.70 5/0 136 788706} Qf6 {+0.25 4/0 85 424920, White makes an illegal move: a2a3} 0-1