[Event "?"] [Site "?"] [Date "2025.06.23"] [Round "1"] [White "Helios-dev"] [Black "Helios-base"] [Result "0-1"] [FEN "rnbqkb1r/pp3ppp/2p2n2/8/8/2NBP3/PPP3PP/R1BQK1NR b KQkq - 0 1"] [GameDuration "00:00:00"] [GameEndTime "2025-06-23T15:43:29.088 UTC"] [GameStartTime "2025-06-23T15:43:28.732 UTC"] [PlyCount "3"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4.03+0.04"] 1... Na6 {-0.15 5/0 87 1079720} 2. Bxa6 {+0.20 5/0 91 510941} bxa6 {-0.65 7/0 153 2054719, White makes an illegal move: d3a6} 0-1