Assertion: whale | /r/CapableOf | thrust its tail
Facets:
value: out of the water
type: OTHER
value: in order to gain more momentum
type: PURPOSE
Source sentences:
text: A whale will thrust its tail out of the water in order to gain more momentum for deep dives - much like the way in which a human thrusts his or her feet out of the water in order to dive to the bottom of a swimming pool!