Assertion: mercury's size | /r/HasProperty | a third of earth
Facets:
value: for comparison
type: PURPOSE
Source sentences:
text: For a comparison, Mercury’s size is about a third of Earth, and Earth has a density of 5.51 g/cm³.
text: For comparison, Mercury’s size is about a third of Earth, and Earth has a density of 5.51 g/cm³.