Assertion: asteroid | /r/HasProperty | a type of minor planet
Facets:
Source sentences:
text: Many asteroids (a type of minor planet) were previously lost but were rediscovered in the 1980s and 1990s; however, many minor planets are still lost.
text: Many asteroids (a type of minor planet) were previously lost but were rediscovered in the 1980s and 1990s; however, many minor planets are still lost.