Assertion: energy efficiency | /r/HasProperty | dictated in this case
Facets:
value: by created the power
type: MANNER
Source sentences:
text: Plug-in hybrids also have increased battery capacity, which makes it possible to drive for limited distances without burning any gasoline; in this case, energy efficiency is dictated by whatever process (such as coal-burning, hydroelectric, or renewable source) created the power.