Assertion: wilderness's acre | /r/HasProperty | 6,100 km2
Facets:
Source sentences:
text: The expansion of the refuge in 1980 designated 1.5 million acres (6,100 km2) of the coastal plain as the 1002 area and mandated studies of the natural resources of this area, especially petroleum.
text: The coastal plain is 1,500,000 acres (6,100 km2).