Assertion: whistle's sound | /r/CapableOf | become breathy
Facets:
value: a bit
type: TEMPORAL
Source sentences:
text: a wide windway (e.g. 10 mm) makes the whistle louder, the sound becomes a bit breathy, and more air is needed;
text: As I stated above, when the pipe is more than 1.7 mm thick, the sound will become too breathy.