, the Dutch correspondence grandmaster who spent over 30 years proving that the "sunny side" of the endgame is actually a tactical fireworks show.
You're looking for a PDF on endgame tactics by Van Perlo, specifically a 39-piece scenario. I'll provide some general information and potential resources. van perlo 39s endgame tactics pdf better
If you are looking for specific types of endgames or a particular level of difficulty, , the Dutch correspondence grandmaster who spent over