PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • He sang baritone in the most important Italian theaters, in operas such as Un Ballo in Maschera, I Pagliacci, La Boheme, La Traviata, [and] Rigoletto, always with great success, until the end of 1973, when he decided to become a dramatic tenor, [owing to the fact that] some people???and in particular his friend Pavarotti???had advised him to change because the potential as tenor was really high.
http://www.w3.org/ns/prov#wasQuotedFrom
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