Assertion: cough | /r/CapableOf | produce phlegm
Facets:
Source sentences:
text: The cough produces phlegm and is often most troublesome in the morning.
text: If your cat has a wet cough, the coughing will produce phlegm or sputum4.
text: How about a cough that produces phlegm?
text: A cough that produces phlegm is referred to as a productive cough.