Betcha Can’t Solve This #Chess Puzzle 18 chessmusings 8 years ago Advertisements Black to move and mate in 5 (Paul Keres – Tigran Petrosian, Yugoslavia 1959). Black to move and mate in 5 (Paul Keres – Tigran Petrosian, Yugoslavia 1959). Share this: Share on X (Opens in new window) X Share on Facebook (Opens in new window) Facebook