Assertion: blue whale's heart | /r/CapableOf | weigh 180 kilograms
Facets:
Source sentences:
text: The heart weighed 180 kilograms (400 lb) and was capable of pumping 150 liters (40 gal) of blood per beat.
text: Their tongues, for example, weigh around 2.7 tons while the heart of a typical sized adult blue whale weighs about 180 kilograms.