Assertion: foreign opera | /r/HasProperty | sung in russian
Facets:
value: until the mid-1990s
type: TEMPORAL
Source sentences:
text: Until the mid-1990s, most foreign operas were sung in Russian, but Italian and other languages have been heard more frequently on the Bolshoi stage in recent years.
text: Until the mid-1990s, most foreign operas were sung in Russian, but Italian and other languages have been heard more frequently on the Bolshoi stage in recent years.