Assertion: sun | /r/HasProperty | daylight on earth
Facets:
value: on earth
type: LOCATION
value: during a slightly overcast day
type: TEMPORAL
Source sentences:
text: Sunlight on Mars would be more or less like daylight on Earth during a slightly overcast day, and, as can be seen in the pictures taken by the rovers, there is enough diffuse sky radiation that shadows would not seem particularly dark.