Assertion: saxophone's instrument | /r/HasProperty | manufactured by conn between 1921 and 1947
Facets:
value: between 1921
type: TEMPORAL
value: between 1947
type: TEMPORAL
Source sentences:
text: Instruments with rolled toneholes have been manufactured by companies including Conn (between 1921 and 1947), Keilwerth, Kohlert and SML (Strasser-Marigaux-Lemaire).