Puzzle 2172:
Puzzle 2172:
GM Pavel Eljanov (2765) - GM Nils Grandelius (2649)
4th Norway Chess 2016 Stavanger NOR, 2016.04.25 Eljanov - Grandelius, Stavanger 2016
4th Norway Chess 2016 Stavanger NOR, 2016.04.25 Eljanov - Grandelius, Stavanger 2016