Assertion: heat pump | /r/CapableOf | pull the energy
Facets:
value: out of air
type: TRANSITIVE-OBJECT
value: for the purpose
type: PURPOSE
Source sentences:
text: A heat pump is a device that pulls the energy out of air for the purpose of either heating or cooling a space.
text: In fact, heat pumps can also can deliver up to 4x more energy than what they in fact eat up.