Puzzle 51369:
Puzzle 51369:
Mikhail Tal - Mikhail Botvinnik
World Championship 23th Moscow (17), 1960 Mikhail Tal - Mikhail Botvinnik
World Championship 23th Moscow (17), 1960
World Championship 23th Moscow (17), 1960 Mikhail Tal - Mikhail Botvinnik
World Championship 23th Moscow (17), 1960