Assertion: porcupine | /r/HasProperty | medium-sized rodent
Facets:
Source sentences:
text: What they look like: The porcupine is a medium-sized rodent, that is related to mice, rats and beavers.
text: Porcupines are medium-sized rodents related to beavers, and they are the third-largest rodents on earth.
text: The porcupine is a medium-sized rodent, that is related to mice, rats and beavers.