Problem 448:
Problem 448:
Sl Kovacevic (2405) - Sergei Tiviakov (2590)
Anibal Open Linares ESP (6), 1998.01.25 Kovacevic - Tiviakov, Linares 1998
Anibal Open Linares ESP (6), 1998.01.25 Kovacevic - Tiviakov, Linares 1998