Learn How to Promote: Advanced Pawn Mate
This puzzle is a classic advanced pawn tactical finish: a pawn on the seventh or second rank can become more dangerous than major pieces because it threatens immediate promotion and can also force mate. In positions like this, the side with the active passed pawn often uses it as a decoy to drag the king onto a vulnerable square. The key idea is that promotion is not always the goal by itself; sometimes it is the mating net that appears the moment the pawn advances that matters most.