Nabokov Challenge

Vladimir Nabokov composed chess problems. Here's a clever one from 1932: "White retracts its last move and mates in one."

This is an instance of retrograde analysis: Of the many legal moves that White might just have made, only one can be revised to yield an immediate mate. Can you find it?

Click here to find the answer

Kata-kata semangat untuk chess player.
"Avoid the crowd.
Do your own thinking independently.
Be the chess player, not the chess piece."
- Ralph Charell-