Assertion: solar panel | /r/CapableOf | get maximum energy efficiency
Facets:
value: during the winter solstice
type: TEMPORAL
Source sentences:
text: To get maximum energy efficiency during the winter solstice, the solar panels in Chicago must face SOUTH and be tilted 65° (90-25).
text: To get the maximum energy efficiency during the summer solstice, the solar panels in Chicago must face SOUTH and be tilted 19° (90-71).