Assertion: clarinet's instrument | /r/HasProperty | referred
Facets:
value: often
type: TEMPORAL
Source sentences:
text: The instrument that is often referred to as simply a clarinet is tuned in B♭ and is about 26 inches (66 cm) long; its notes, made with the finger holes and key mechanism, sound a step lower than written.
text: Instruments that transpose this way are often referred to as being in a certain "key", such as the "A clarinet" or "clarinet in A".