sentences:  Four Russian teams achieved the Double of the Soviet Top League and the USSR Cup in the former Soviet Union.The final Soviet championship was contested in 1991 and, following the break-up of the Soviet Union, newly independent states organised their own national competitions, with UEFA regarding the Russian Premier League and the Russian Cup as the respective successors to the old Soviet league and USSR Cup.In San Marino six teams have won the Double of the Campionato Sammarinese di Calcio and the Coppa Titano.