Assertion: cassowary's casque | /r/CapableOf | grow with age
Facets:
Source sentences:
text: All three species have a keratinous skin-covered casque on their heads that grows with age.
text: All three species have a keratinous skin covered casque on their heads which grows with age.
text: All three species have a keratinous skin-covered casque on their heads that grows with age.