Learn How to Pin: Decisive Material Gain
This middlegame puzzle shows how a pin can become a decisive tactical weapon when the enemy king and queen are lined up on vulnerable squares. White’s active bishop creates a powerful restriction: the queen cannot move freely without allowing a major material loss. The position also features an open file and loose black queenside pieces, so the tactic is not just about one pin, but about combining pressure, piece coordination, and a forcing capture sequence that wins material cleanly.