Assertion: pulsar | /r/HasProperty | members of binary star systems
Facets:
Source sentences:
text: The masses are found using Kepler’s law for those few pulsars that are members of binary star systems.
text: The masses are found using Kepler’s law for those few pulsars that are members of binary star systems.
text: The masses are found using Kepler’s law for those few pulsars that are members of binary star systems.