Assertion: grain silo | /r/HasProperty | the tallest building
Facets:
value: in africa
type: LOCATION
value: at 57m
type: LOCATION
Source sentences:
text: The Zeitz MOCAA is built in the remnants of the old grain silo which was once the tallest building in Africa.
text: The grain silo was the tallest building in Sub-Saharan Africa at 57m when it was opened in August 1924 after 3 years of construction.