Timofeev, A.-Morozevich, Novi Sad 2016 white to play and win at move 73.

Timofeev, A.-Morozevich, Novi Sad 2016      73?   see https://chesspuzzle.net/Solution/17313

Stockfish 6.0.  At depth 30 the move 73. Qh5 is third rated, and going deeper 73. Qh5 ceases to be considered; at depth 30 the move 73. Bh5 is nearly equal evaluation to 73. Qf6, and going deeper 73. Bh5 becomes the favorite, so that by depth 34 the move 73. Bh5 is evaluated at 1.96 pawns better, while the move 73. Qf6 is at 1.29 better.

after 73. Qh5?!

73...Bc2!

74.Qf5 

b3,  

75.Qf6 

Qa5 

 

1. after 73.  Bh5!
2. Bc2,
 
3. 74.Qf6 
 b3,  
4. 75.Be8  Qa5

1. ..............................................................................................................................

1.