Assertion: ia supernova | /r/CreatedBy | the transfer of matter
Facets:
value: onto a white dwarf
type: TRANSITIVE-OBJECT
value: by a close companion star
type: OTHER
Source sentences:
text: A Type Ia supernova is caused by the transfer of matter onto a white dwarf.
text: (3) A Type Ia supernova is caused by the transfer of matter onto a white dwarf by a close companion star.