Assertion: western pacific ocean | /r/CapableOf | average 0.52 km2
Facets:
value: roughly
type: DEGREE
value: a year
type: TEMPORAL
Source sentences:
text: Due to the effects of plate tectonics, the Pacific Ocean is currently shrinking by roughly 2.5 cm (1 in) per year on three sides, roughly averaging 0.52 km2 (0.20 sq mi) a year.