Assertion: opera | /r/HasProperty | staged
Facets:
value: in the late fall
type: TEMPORAL
value: between february
type: TEMPORAL
value: between april
type: TEMPORAL
Source sentences:
text: The conductor Claudio Abbado usually presents one opera every season and the 2007 schedule  shows four operas being staged between February and April, along with dance and theatre and other events of various kinds.
text: Opera, a staged drama set to music in its entirety, made up of vocal pieces with instrumental accompaniment and usually with orchestral overtures and interludes.
text: A full opera is prepared and staged in the late fall, and then presented early in the spring semester in Albert Taylor Hall, with orchestra.