Assertion: mound's construction | /r/CapableOf | involve 55 million cubic feet of earth
Facets:
Source sentences:
text: The city's complex construction of earthen mounds required excavation, movement by hand using woven baskets, and construction involving 55 million cubic feet of earth, much of which was accomplished over a matter of just decades.
text: The city's complex construction of earthen mounds required excavation, movement by hand using woven baskets, and construction involving 55 million cubic feet of earth, much of which was accomplished over a matter of just decades.