EuroLeague Women sides UMMC Ekaterinburg and Dynamo Moscow both claimed narrow wins in Russian top flight action on Saturday.
Visitors Ekaterinburg outscored Shelen Krasnoyarsk 18-11 over the final 10 minutes en route to a 63-58 triumph.
Dynamo were tied at the end of three quarters at Nadezhda Orenburg and eventually scraped an 85-81 triumph.
UMMC are in second place with 17 wins and three defeats, while Dynamo are a half-game behind at 17-4.
BC Volgambursh, the defending EuroLeague Women champions who are in this year's Final Four as well, have yet to lose in Russia with 19 wins so far.