Assertion: violin concerto | /r/HasProperty | written
Facets:
value: between 1947
type: TEMPORAL
value: between 1949
type: TEMPORAL
Source sentences:
text: Aaron Copland's Clarinet Concerto (also referred to as the Concerto for clarinet, strings and harp) was written between 1947 and 1949, although a first version was available in 1948.