Assertion: fungus's food | /r/HasProperty | insoluble
Facets:
Source sentences:
text: If the available food is insoluble, i.e. a large, complex, organic compound, such as lignin, cellulose and pectin, then production the food must first be digested.
text: If the available food is insoluble, i.e. a large, complex, organic compound, such as lignin, cellulose and pectin, then "food" must first be digested.