[Event "?"] [Site "?"] [Date "2025.07.14"] [Round "1"] [White "Helios-base"] [Black "Helios-dev"] [Result "1-0"] [FEN "r2qkbnr/pp3ppp/2n5/2ppp3/8/3PP1PN/PPP2P1P/RNBQK2R w KQkq - 0 1"] [GameDuration "00:00:00"] [GameEndTime "2025-07-14T03:21:04.305 UTC"] [GameStartTime "2025-07-14T03:21:03.861 UTC"] [PlyCount "1"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4.05+0.04"] 1. Nc3 {-0.75 14/14 202 2311066, Black makes an illegal move: b2b4} 1-0