Assertion: saxophone's instrument | /r/ObjectUse | used in his opera
Facets:
value: by georges kastner
type: OTHER
value: by hector berlioz
type: OTHER
Source sentences:
text: The instrument was first used in 1844, both by Hector Berlioz in an arrangement of his Chant sacre, and by Georges Kastner in his opera Le Dernier Roi de Juda.