Tolong jelaskan mengenai Dritte Partie dari Johann Baptist Allgaier

1.e4 e5 2.f4 d6 3.Nf3 Bg4 4.Bc4 Nf6 5.c3 Bxf3 6.Qxf3 Nc6 7.0-0 exf4 8.d4 g5 9.Bxf4! gxf4 10.Qxf4 Be7 11.e5 dxe5 12.dxe5 Qd7 13.exf6 Bc5+ 14.Kh1 0-0-0 15.b4 [15.Bxf7] 15...Bd6 16.Qf2 Kb8 17.Na3 Rhg8 18.Qf5 Qxf5 19.Rxf5 Ne5 20.Re1 Rg4 21.Bb3 Nd3 22.Ref1 Rh4 23.h3 Ne5 24.Nb5 a6 25.Nxd6 cxd6+− 26.Rd1 Kc7 27.Bd5 Rg8 28.Rd4 Rh6 29.a4 Rgg6 30.Rdf4 Rg3 31.Bf3? Nxf3 32.Rxf3 Rxf3 33.Rxf3 Kd7 34.Kh2 Ke6 35.Kg3? [35.Re3+ Kxf6 36.Re8 and 37.Rb8] 35...Rxf6 36.Rxf6+ Kxf6 37.Kf4 d5? 38.a5? [38.h4! h6 (38...Ke6 39.Kg5 Ke5 40.Kh6+−) 39.g4 b6 40.h5! b5 41.a5 Ke6 42.g5+−] 38...h6? [38...Ke6! 39.Kg5 Ke5 40.Kh6 Ke4=] 39.g3? [39.g4 like in the previous variation] 39...Ke6 40.h4 f5 41.Ke3 Ke5 42.h5 Ke6 43.Kd4 Kd6 44.c4 dxc4 45.Kxc4 Kc6 46.Kd4 Kb5 [46...Kd6=] 47.Kc3?? [47.Ke5 Kxb4 48.Kxf5 Kxa5 49.g4 Kb5 50.g5 hxg5 51.h6+−] 47...b6 48.axb6 Kxb6 49.Kb3 Kb5 50.Kc3 Ka4?? [50...Kc6 51.Kc4 Kb6=] 51.Kc4 Ka3 52.b5 axb5+ 53.Kxb5 Kb3 54.Kc5 Kc3 55.Kd5 1–0