Question: Vilnius is capital of what country?
Paraphrase: Vilnius is capital of what country?
SPARQL (Wikidata):  select distinct ?sbj where { ?sbj wdt:P36 wd:Q216 . ?sbj wdt:P31 wd:Q3024240 } 
Answer: Lithuanian–Belorussian Soviet Socialist Republic, Lithuanian Soviet Socialist Republic, Polish–Lithuanian Commonwealth, Republic of Central Lithuania, Kingdom of Lithuania, Grand Duchy of Lithuania