How The Game Was Won: Hracek vs Yu - European Club Cup 2015

Here is my commentary on the game between Hracek and Yu in the European Club Cup 2015.

[Event "31st ECC Open 2015"]
[Site "Skopje MKD"]
[Date "2015.10.21"]
[Round "4.6"]
[White "Hracek, Zbynek"]
[Black "Yu, Yangyi"]
[Result "0-1"]
[ECO "B84"]
[WhiteElo "2613"]
[BlackElo "2721"]
[SetUp "1"]
[FEN "8/5p2/5pk1/6q1/5QP1/6K1/8/8 b - - 0 73"]
[WhiteTeam "AVE NOVY BOR (CZE)"]
[BlackTeam "ALKALOID (MKD)"]

73... f5 74. Qd6+ Kh7 75. Qd7 Qxg4+ 76. Kf2 Qf4+ 77. Kg2 Kg6 78. Qc8 Qe4+ 79. Kf2 f4 80. Qg8+ Kf6 81. Qd8+ Kf5 82. Qc8+ Qe6 83. Qc2+ Kg5 84. Kg2 f3+ 0-1