Assertion: bassoon's sound | /r/HasProperty | produced
Facets:
value: by blowing through a double reed
type: MANNER
value: by sealing the lips
type: MANNER
Source sentences:
text: The sound is produced because the vibrations only come out of the holes you did not cover.
text: Sound is produced by sealing the lips around the double reed made of cane and blowing air against and through the two blades causing them to vibrate against each other at a certain frequency or pitch.
text: its sound is produced by blowing through a double reed.