Assertion: nebula's shape | /r/HasProperty | visible
Facets:
value: in this nebula
type: LOCATION
value: clearly
type: DEGREE
Source sentences:
text: The Boomerang Nebula gets its name from the asymmetric shape that is visible using the optical telescopes based on the ground.
text: The shape of a pelican is clearly visible in this nebula, which is associated with, and separated from the larger North American nebula by a dark lane of dense molecular dust to the left of the Pelican’s head.