Assertion: moon | /r/HasProperty | known for each of the four outer planets
Facets:
value: up to october
type: TEMPORAL
Source sentences:
text: The number of moons known for each of the four outer planets up to October 2019.
text: The number of moons known for each of the four outer planets up to October 2019.
text: The number of moons known for each of the four outer planets up to October 2019.