Assertion: hourglass | /r/MadeOf | sand
Facets:
value: from the great wall of china
type: LOCATION
Source sentences:
text: An hourglass contains sand.
text: He has made hourglasses containing coal sand, mining slag, sand from the Great Wall of China, and polyethylene resin sand.
text: He has made hourglasses containing coal sand, mining slag, sand from the Great Wall of China, and polyethylene resin sand.