Assertion: saxophone's reed | /r/CapableOf | swell into the concavity
Facets:
Source sentences:
text: Note that if the reed swells into the concavity then it is unlikely to perform well on a different mouthpiece.
text: Note that if the reed swells into the concavity, or if the reed is flat and has formed itself to the concavity, then this reed is unlikely to perform well when tried on a different mouthpiece.