Assertion: canine | /r/CapableOf | serve man
Facets:
value: as a special weapon
type: MANNER
value: no longer
type: TEMPORAL
Source sentences:
text: In Descent, Darwin describes canine teeth in the human as "perfectly efficient instruments for mastication" but categorizes them as "rudimentary" because the canine tooth "no longer serves man as a special weapon for tearing his enemies or prey" (Descent 59).