Assertion: pulsar | /r/HasAspect | a j name
Facets:
Source sentences:
text: All pulsars have a J name that provides more precise coordinates of its location in the sky.
text: Pulsars that were discovered before 1993 tend to retain their B names rather than use their J names, but all pulsars have a J name that provides more precise coordinates of its location in the sky.
text: All pulsars have a J name that provides more precise coordinates of its location in the sky.