Puzzle 522285:
Puzzle 522285:
Efim Geller - Mark Taimanov
25th URS-ch Riga URS (15), 1958 Efim Geller - Mark Taimanov
25th URS-ch Riga URS (15), 1958
25th URS-ch Riga URS (15), 1958 Efim Geller - Mark Taimanov
25th URS-ch Riga URS (15), 1958