Learn How to Swallowtail Mate: Mate in 1
This puzzle comes from the Scotch Game, Scotch Gambit, and it shows how fast development can turn into a direct attack on the king. White’s pieces are active, the black king is stuck in the center, and the queen and bishop coordinate to create a mating net. The key idea is to recognize when the enemy king has no safe squares and every escape route is covered. In classical chess, this kind of tactical finish often appears after a lead in development.