Puzzle 247039:
Puzzle 247039:
GM V. Laznicka (2681) - IM N. Ninov (2518)
TCh-SRB Premier Men Valjevo SRB, 2011.09.04 Laznicka - Ninov, Valjevo 2011
TCh-SRB Premier Men Valjevo SRB, 2011.09.04 Laznicka - Ninov, Valjevo 2011