Zagonetka 184927:
Zagonetka 184927:
GM Vladimir Potkin (2583) - IM Sergei Lobanov (2504)
World Blitz 2019 Moscow RUS, 2019.12.30 Potkin - Lobanov, Moscow 2019
World Blitz 2019 Moscow RUS, 2019.12.30 Potkin - Lobanov, Moscow 2019