Learn How to Spot Mate in 1: Mating Net
This middlegame puzzle is a classic example of a mating net: the attacking side has coordinated pieces, the enemy king lacks safe squares, and one forcing move ends the game immediately. Even when material is close, king safety can outweigh everything else. Here, the key idea is to notice how the queen and supporting pieces restrict escape squares while the defender is overloaded and unable to cover the final mating square.