What is the {sovereign state} for {currency} of {Russian ruble}
What sovereign state uses the Russian ruble as currency
 select distinct ?sbj where { ?sbj wdt:P38 wd:Q41044 . ?sbj wdt:P31 wd:Q3624078 } 
select distinct ?subj where { ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> ?subj . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P38> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> <http://wikidata.dbpedia.org/resource/Q41044> . ?subj <http://www.wikidata.org/entity/P31> <http://wikidata.dbpedia.org/resource/Q3624078> } 
What is the name of the sovereign state that uses the Russian ruble as currency?