Assertion: comet | /r/CapableOf | form swirling in the disc of material
Facets:
Source sentences:
text: Comets are made up of gas, ice, and dust; they form swirling in the disc of material that surrounds a star when its planets are being born.
text: Comets are made up of gas, ice, and dust; they form swirling in the disc of material that surrounds a star when its planets are being born.