Assertion: porpoise's size | /r/CapableOf | vary in antelope
Facets:
value: greatly
type: DEGREE
Source sentences:
text: In oxen and antelope, the size and shape of the horns vary greatly, but the basic structure is always a pair of simple bony protrusions without branches, often having a spiral, twisted or fluted form, each covered in a permanent sheath of keratin.