Assertion: polar cyclone | /r/CapableOf | span 1,000 kilometres
Facets:
value: usually
type: DEGREE
value: to 2,000 kilometres
type: OTHER
Source sentences:
text: A polar cyclone is a low-pressure weather system, usually spanning 1,000 kilometres (620 mi) to 2,000 kilometres (1,200 mi), in which the air circulates in a counterclockwise direction in the northern hemisphere, and a clockwise direction in the southern hemisphere.