Real game tactics 15: with puzzles from games between Hikaru Nakamura and Maxime Vachier-Lagrave
This is real game tactics 15, with puzzles from games on chess.com between GM Hikaru Nakamura (Fide rating: 2814, #4 of the world) and GM Maxime Vachier-Lagrave (Fide rating: 2731, #26 of the world).
Puzzle 1, white to move and win:
Puzzle 2, black to move and checkmate in 2: