[Event "?"] [Site "?"] [Date "2025.06.23"] [Round "1"] [White "Helios-dev"] [Black "Helios-base"] [Result "0-1"] [FEN "r1bqk2r/ppp2pbp/2np1np1/4p3/2P1P3/1P1P1P1N/P5PP/RNBQKB1R w KQkq - 0 1"] [GameDuration "00:00:00"] [GameEndTime "2025-06-23T15:40:39.178 UTC"] [GameStartTime "2025-06-23T15:40:38.684 UTC"] [PlyCount "4"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4+0.04"] 1. a3 {-1.05 6/0 197 1549109} O-O {+0.85 5/0 88 1207267} 2. g3 {-1.00 1/0 102 18} h6 {+1.15 4/0 83 246200, White makes an illegal move: g2g3} 0-1