Zagonetka 213317: Crni šah-mat
Mark Riakhovskii (1370) - Arina Moskaleva (1479)
Chigorin Memorial 2016 St Petersburg RUS, 2016.10.23
Chigorin Memorial 2016 St Petersburg RUS, 2016.10.23
Povucite figure kako bi riješili zagonetku.