Assertion: solar system's planet | /r/HasProperty | rock
Facets:
value: primarily
type: DEGREE
Source sentences:
text: The four smaller inner planets, Mercury, Venus, Earth and Mars, are terrestrial planets, being primarily composed of rock and metal.
text: A belt of asteroids (minor planets made of rock and metal) orbits between Mars and Jupiter.
text: The four smaller inner planets, Mercury, Venus, Earth and Mars, are terrestrial planets, being primarily composed of rock and metal.
text: The Solar System includes four terrestrial planets (composed of rock and metal) and four gas giants (gaseous material).