[Event "56th Biel Master Open"]
[Site "Biel SUI"]
[Date "2023.07.21"]
[Round "5.39"]
[White "Adocchio, Giampiero"]
[Black "Prieb, Robert"]
[Result "1/2-1/2"]
[WhiteElo "2165"]
[BlackElo "2060"]
[ECO "D04"]
[PlyCount "77"]

1.d4 d5 2.Nf3 Nf6 3.e3 g6 4.Bd3 Bg7 5.Nbd2 O-O 6.O-O c5 7.c3 Nc6 8.dxc5 Nd7 9.Nb3 a5 10.a4 Qc7 11.Be2 e6 12.Nfd4 Ne7 13.Nb5 Qc6 14.N5d4 Qc7 15.Nb5 Qc6 16.N3d4 Qxc5 17.b4 Qb6 18.bxa5 Qd8 19.Ba3 Be5 20.f4 Bb8 21.Qe1 Re8 22.c4 e5 23.fxe5 Nxe5 24.c5 N7c6 25.Qf2 Rxa5 26.Bb2 f5 27.Bc3 Ra8 28.Nxc6 bxc6 29.Nd4 Qe7 30.Kh1 Qxc5 31.Bb2 Qd6 32.Qh4 Qe7 33.Qh6 Qf8 34.Qh4 Qe7 35.Qh6 c5 36.Ba3 Nf7 37.Qh3 f4 38.Qf3 Qe4 39.Bxc5 1/2-1/2