Question: Was Let it Be written by Ringo Starr?
SPARQL query: ASK WHERE { <http://dbpedia.org/resource/Let_It_Be_(musical)> <http://dbpedia.org/ontology/musicBy> <http://dbpedia.org/resource/Ringo_Starr> }
Answer: [Yes], Ringo Starr was the lyricist of Let It Be.