Assertion: tortoise's island | /r/AtLocation | map
Facets:
value: in those
type: LOCATION
value: in about 1570
type: TEMPORAL
Source sentences:
text: The islands first appeared on maps in about 1570 in those drawn by Abraham Ortelius (a cartographer (map maker) and geographer, generally recognised as the creator of the first modern atlas) and Mercator (a Flemish cartographer).