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			Top of the CONA Hierarchy
			.... Built Works (CONA facet)
			........ <B> (8)

			............ Built Works by class: fortifications, transportation, bridges, barriers, military, urban planning, and engineering works
			................ Old Economy Village
			.................... Chief Okondo's House
			.................... George Rapp House
			.................... Houses with reed-covered walls
			.................... Okondo's Great Hall

........ <T> (1)