Assertion: seamount | /r/HasProperty | geological structures
Facets:
value: by definition
type: OTHER
Source sentences:
text: By definition, seamounts are geological structures that rise more than 1,000 meters (3,300 feet) above the surrounding the seafloor, but most are much taller than that, rising upwards of 5,000 meters (16,400 feet), sometimes to within a few hundred meters of the ocean surface.