Assertion: pentagon | /r/HasAspect | 40,000 people
Facets:
value: in just 34 acres
type: LOCATION
Source sentences:
text: To have 40,000 people in just 34 acres (137,000 sq.m.), pentagon was the perfect shape and it also required very little steel, something which was important at the time, since this precious material was very much needed for building ships and weapons.