Assertion: tenor saxophone | /r/HasProperty | written as transposing instrument
Facets:
value: in the treble clef
type: LOCATION
Source sentences:
text: The tenor is pitched in the key of B♭ (while the alto is pitched in the key of E♭), and written as a transposing instrument in the treble clef, sounding an octave and a major second lower than the written pitch.