2406 real-game puzzles in this collection
What is a pawn endgame tactics?
King-and-pawn endings where calculation is everything: opposition, breakthrough sacrifices, triangulation and races decided by one tempo.
How to spot it
Count races precisely, know the square rule cold, and always check breakthrough sacrifices that create a passed pawn from a locked majority.
What this set trains
The purest calculation training in chess — no evaluation guesswork, only right and wrong.