Puzzle 121486:
Puzzle 121486:
M. Sorokin (2567) - P. Tregubov (2607)
58th ch-RUS Semi-Final Kazan RUS (5), 2005.09.07 Sorokin - Tregubov, Kazan 2005
58th ch-RUS Semi-Final Kazan RUS (5), 2005.09.07 Sorokin - Tregubov, Kazan 2005