Assertion: pulsar | /r/HasProperty | old
Facets:
value: with small pdot
type: OTHER
value: with a small period
type: OTHER
Source sentences:
text: The clue comes from the fact that with a small period and small Pdot the pulsars are also old.
text: Pulsars are born with small periods and slow down fast in their rotation when they are young (i.e. they exhibit a large Pdot).
text: A pulsar may be too old and rotate too slowly to pulse