Assertion: solar system's orbit | /r/HasProperty | ellipse
Facets:
value: with the sun
type: OTHER
value: at one of the two foci
type: LOCATION
Source sentences:
text: Because the Earth's orbit around the Sun is an ellipse, the Earth is not always the same distance from the Sun.
text: The orbit of a planet is an ellipse with the Sun at one of the two foci.