[Event "?"] [Site "?"] [Date "2025.07.14"] [Round "1"] [White "Helios-base"] [Black "Helios-dev"] [Result "1-0"] [FEN "rnb1kbnr/ppp1qppp/3pp3/8/3P4/2P2N2/PP2PPPP/RNBQKB1R w KQkq - 0 1"] [GameDuration "00:00:01"] [GameEndTime "2025-07-14T03:40:51.804 UTC"] [GameStartTime "2025-07-14T03:40:50.055 UTC"] [PlyCount "9"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4.04+0.04"] 1. e4 {+0.25 12/12 144 1447144} Nf6 {-0.35 12/12 197 961993} 2. Nbd2 {+0.35 14/14 180 2005724} Nfd7 {+3.95 12/12 151 1314506} 3. Bb5 {+0.60 13/13 174 1939477} g5 {0.00 16/16 129 1179532} 4. h3 {+0.90 11/11 163 1724722} f5 {+1.45 11/11 202 1743303} 5. O-O {+0.80 11/11 172 1938729, Black makes an illegal move: g7g5} 1-0