Assertion: truffle | /r/HasProperty | a form of mushroom
Facets:
Source sentences:
text: They are a form of mushroom that develops underground in symbiotic association with the roots of trees.
text: Truffles are a form of mushroom that develops underground in symbiotic association with the roots of trees.
text: Truffles are a form of mushroom that grow in harmony with a host tree, enabling the tree to take in phosphorus while in return the truffle receives sugars enabling it to grow.