Assertion: narwhal's tusk | /r/CapableOf | grow at 10 feet
Facets:
value: in length
type: OTHER
value: through their lifespan
type: TEMPORAL
value: as long
type: OTHER
Source sentences:
text: The spiraled tusk juts out from the head and can grow as long at 10 feet.
text: The tusk grows all through their lifespan up to 10 ft in length and weighs about 22 lbs.
text: The male narwhal’s tusk is more than a mere curiosity: protruding through the upper lip, the tusk, which can grow up to 10 feet (three meters) long, has millions of nerve endings inside, as well as sensory capabilities.
text: The tusk can grow up to ten feet in length.