Assertion: rainbow | /r/CreatedBy | the sun
Facets:
Source sentences:
text: He takes into account two theories: one, that the rainbow is produced by the sun reflecting in each water drop, the other, that it is produced by the sun reflected in a cloud shaped like a concave mirror; he favours the latter.
text: This combination of requirements makes moonbows much rarer than rainbows produced by the sun.