Assertion: heat pump's system | /r/CapableOf | heat home
Facets:
value: in cold weather
type: TEMPORAL
value: really
type: DEGREE
value: more efficiently
type: MANNER
Source sentences:
text: These systems work with traditional gas or oil furnaces to help heat homes more efficiently and economically when temperatures plummet.
text: Can these systems really heat a house in cold weather?