Puzzle 107454: White to defend
Puzzle 107454: White to defend
Ian Rogers (2545) - Zsuzsa Polgar (2510)
San Francisco (11), 1991 Ian Rogers (2545) - Zsuzsa Polgar (2510)
San Francisco (11), 1991
San Francisco (11), 1991 Ian Rogers (2545) - Zsuzsa Polgar (2510)
San Francisco (11), 1991