Assertion: caterpillar | /r/CapableOf | gain mass
Facets:
Source sentences:
text: Within the span of a few weeks, the caterpillar will grow exponentially.﻿﻿ Because its cuticle, or skin, is only so pliable, the caterpillar will molt multiple times as it gains size and mass.
text: Its cuticle or skin is so flexible that it molts several times while gaining the size and mass.