Assertion: concerto | /r/HasProperty | performed at the bbc proms
Facets:
value: by the pianist
type: OTHER
value: several times
type: TEMPORAL
Source sentences:
text: Stephan Osbourne has recorded the work with Illan Volkov and the BBC Scottish Symphony Orchestra, and the concerto has been performed several times at the BBC Proms by the pianist Leif Ove Andsnes.