Assertion: nebula | /r/HasProperty | a cloud of gas and dust
Facets:
value: in space
type: LOCATION
value: mostly
type: DEGREE
Source sentences:
text: A nebula is a cloud of gas and dust in interstellar space.
text: Nebulae are clouds of gas and dust which form in interstellar space.
text: A nebula is mostly a cloud of gas and dust in space, and if you have more than one, they are called nebulae.
text: A nebula (the Latin word for cloud) is a cloud of gas and dust in space and many can be found in our galaxy as well as in galaxies across the universe.