Assertion: fata morgana mirage | /r/CapableOf | play role
Facets:
value: in the 19th
type: TEMPORAL
value: in 20th centuries
type: TEMPORAL
Source sentences:
text: In the 19th and early 20th centuries, Fata Morgana mirages may have played a role in a number of unrelated "discoveries" of arctic and antarctic land masses which were later shown not to exist.[citation needed]