Learn How to Back Rank Mate: Mate in 3
This middlegame puzzle shows a classic mating net built around the enemy king’s limited escape squares and the weakness of the back rank. White’s material edge can be converted only by forcing the king into a tighter box, where checks become decisive. The key idea is that direct threats against the king can outweigh extra material when the defender’s pieces are overloaded and the rook file is vulnerable.