[Event "Titled Tue 7th Jan Late"]
[Site "chess.com INT"]
[Date "2025.01.07"]
[Round "1"]
[White "Koellner, Ruben Gideon"]
[Black "Xia, Joshua"]
[Result "1-0"]
[WhiteElo "2484"]
[BlackElo "1975"]
[ECO "A48"]
[PlyCount "93"]

1.d4 Nf6 2.Nf3 g6 3.Nbd2 d5 4.e3 Bg7 5.b4 O-O 6.c4 c6 7.a4 a5 8.b5 cxb5 9.cxb5 b6 10.Ba3 Bf5 11.Ne5 Qc7 12.Rc1 Qb7 13.Be2 Rd8 14.O-O Bf8 15.Qb3 Ne4 16.Nxe4 Bxe4 17.Rc3 f6 18.Nc6 Nxc6 19.bxc6 Qc7 20.Rfc1 Bf5 21.Bf3 Be6 22.e4 Bf7 23.exd5 Rac8 24.Re3 Bh6 25.Rxe7 Qf4 26.Rce1 Qxd4 27.Rxf7 Kxf7 28.d6+ Kg7 29.d7 Bd2 30.Rd1 Rxd7 31.cxd7 Qxd7 32.Qa2 Re8 33.g3 Re1+ 34.Rxe1 Bxe1 35.Kg2 Bb4 36.Bxb4 axb4 37.Qb3 Qd4 38.Qd5 Qc3 39.Qb7+ Kh6 40.Qxb6 b3 41.Qe3+ Qxe3 42.fxe3 b2 43.Be4 Kg5 44.Bb1 f5 45.a5 Kf6 46.a6 Ke7 47.a7 1-0