Assertion: comet | /r/AtLocation | the pre-dawn of april
Facets:
value: on april
type: TEMPORAL
value: by robert innes
type: OTHER
Source sentences:
text: In the pre-dawn of April 23 the comet was observed in Queenstown, South Africa and on April 24 by David Gill and Robert Innes at the Royal Observatory, Cape of Good Hope; the tail was then about 10° long.