Assertion: pulsar | /r/HasProperty | observed on november
Facets:
value: by jocelyn bell
type: OTHER
value: by antony hewish
type: OTHER
Source sentences:
text: The first pulsar was observed on November 28, 1967, by Jocelyn Bell Burnell and Antony Hewish.
text: The first pulsar was observed on November 28, 1967, by Jocelyn Bell who observed pulses separated by 1.33 seconds that originated from the same location on the sky, and kept to sidereal time.