Assertion: memorial's foundation | /r/HasProperty | within its outer perimeter
Facets:
Source sentences:
text: The weight of the foundation is 36,912 long tons (41,341 short tons; 37,504 tonnes), including earth and gneiss rubble above the concrete foundation that is within its outer perimeter.
text: The weight of the above ground portion of the monument is 44,208 long tons (49,513 short tons; 44,917 tonnes), whereas its total weight, including the foundation below ground and any earth above it that is within its outer perimeter is 81,120 long tons (90,854 short tons; 82,422 tonnes).