Puzzle 786441: White to win
Puzzle 786441: White to win
Laszlo Szabo - Jan Hein Donner
Amsterdam IBM I (15), 1972 Laszlo Szabo - Jan Hein Donner
Amsterdam IBM I (15), 1972
Amsterdam IBM I (15), 1972 Laszlo Szabo - Jan Hein Donner
Amsterdam IBM I (15), 1972