Alexander Igorevich Grischuk is a Russian chess grandmaster. He was Russian champion in 2009. He is also a three-time World Blitz Chess Champion.
This text and the image thumbnail are from Wikipedia, where you can read more about the player.
You can add the player to the filter, and play puzzles based on the player's games.
A list of these puzzles is below, with the most difficult puzzles first.