Assertion: quasar | /r/HasProperty | bound to one another
Facets:
value: gravitationally
type: MANNER
Source sentences:
text: Two quasars, a "quasar pair", may be closely related in time and space, and be gravitationally bound to one another.
text: Two quasars, a "quasar pair", may be closely related in time and space, and be gravitationally bound to one another.