Assertion: bass trombone | /r/HasProperty | fitted with valve
Facets:
value: in f
type: TEMPORAL
value: in g♭
type: OTHER
value: often
type: TEMPORAL
Source sentences:
text: The B♭ contrabass is often fitted with a valve in F and has been fitted with both a valve in F and G♭, so that it matches its bass trombone counterpart, but is pitched an octave lower.
text: The B♭ contrabass is often fitted with a valve in F and has been fitted with both a valve in F and G♭, so that it matches its bass trombone counterpart, but is pitched an octave lower.