Assertion: whale's calf | /r/CapableOf | weigh about 2.5 tonnes
Facets:
value: at birth
type: TEMPORAL
Source sentences:
text: Their calves weigh about 2.5 tonnes at birth and are 7 meters (23 feet) long.
text: Their calves weigh 2.5 tonnes at birth, gain 8 lbs per hour and grow at a rate of 1.5 inches per day!
text: The calf weighs about 2.5 tonnes (2.8 short tons) and is around 7 metres (23 ft) in length.