Puzzle 381043:
Puzzle 381043:
GM H. Melkumyan (2678) - GM S. Halkias (2519)
Qatar Masters Open 2014 Doha QAT, 2014.12.01 Melkumyan - Halkias, Doha 2014
Qatar Masters Open 2014 Doha QAT, 2014.12.01 Melkumyan - Halkias, Doha 2014