Can you deliver mate? (opens in new tab)

Were you able to solve the problems we gave you last Sunday? Find the absurd-looking key 1.Kh3 to solve the position shown here? We brought you four tricky mating positions, with the diagrams defending – refuting any bad moves you played. Today we bring you all the solutions, with full video explanations. And a full replayer which allows you to go through all the lines. Learn and enjoy.