Assertion: caterpillar's pair | /r/HasProperty | true legs
Facets:
Source sentences:
text: The 3 pairs of legs on the caterpillar's thoracic segments are the true legs, which it will retain into adulthood.
text: But the three pair of prolegs is their true legs that it retains till adulthood.
text: Three pairs are true legs, and become the legs of the adult butterfly.