Puzzle#3 from Nunn's Chess Puzzle Book, Polugaevsky - Torre, London, 1984
Klubs
King's Gambit Players
1 158 lede
U.S. Chess Federation
3 683 lede
NM Coach-Bill's Free Video Lessons
45 646 lede
Endgamers Anonymous
24 lede
Team USA - Southwest
455 lede