[Event "?"] [Site "?"] [Date "2025.07.14"] [Round "1"] [White "Helios-base"] [Black "Helios-dev"] [Result "1-0"] [FEN "r2qkb1r/pppbnppp/1n1pp3/8/2PPP3/3BBP2/PP2N1PP/RN1QK2R b KQkq - 0 1"] [GameDuration "00:00:00"] [GameEndTime "2025-07-14T03:22:40.043 UTC"] [GameStartTime "2025-07-14T03:22:39.059 UTC"] [PlyCount "6"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4.05+0.04"] 1... Rb8 {-0.35 7/7 146 112816} 2. Nbc3 {+0.75 13/13 138 1545509} Nc6 {+4.05 10/10 130 369340} 3. c5 {+0.60 12/12 136 1513189} Nd5 {-1.45 11/11 145 639097} 4. exd5 {+3.45 12/12 125 1430556, Black makes an illegal move: e7d5} 1-0