Puzzle 487444:
Puzzle 487444:
GM Nikita Vitiugov (2725) - GM Predrag Nikolic (2603)
World Rapid 2015 Berlin GER, 2015.10.11 Vitiugov - Nikolic, Berlin 2015
World Rapid 2015 Berlin GER, 2015.10.11 Vitiugov - Nikolic, Berlin 2015