Assertion: mushroom | /r/HasProperty | old
Facets:
Source sentences:
text: Salmonella-related to mushrooms can occur when the individual doesn’t handle them properly during cooking, which gets even worse when mushrooms are old.
text: Regardless of what name you use for a mushroom--an old name or a new name, a common name or a scientific name-- make sure you’re positive your mushroom is what you think it is.