Assertion: nebula's material | /r/HasProperty | ejected by the supernova explosion
Facets:
value: originally
type: MANNER
Source sentences:
text: The nebula's intricate shape is caused by a complex interplay of the pulsar, a fast-moving wind of particles coming from the pulsar, and material originally ejected by the supernova explosion and by the star itself before the explosion.
text: The filaments of the Crab consist of the material ejected in the supernova explosion, spread over a distance approximately 10 light years in diameter, which is still rapidly expanding at the incredible velocity of 1,800 km/sec.
text: The nebula's intricate shape is caused by a complex interplay of the pulsar, a fast-moving wind of particles coming from the pulsar, and material originally ejected by the supernova explosion and by the star itself before the explosion.