Assertion: comet | /r/HasProperty | celestial bodies
Facets:
Source sentences:
text: In India, by the 6th century astronomers believed that comets were celestial bodies that re-appeared periodically.
text: In India, by the 6th century astronomers believed that comets were celestial bodies that re-appeared periodically.
text: In India, by the 6th century astronomers believed that comets were celestial bodies that re-appeared periodically.