Assertion: fortress's tower | /r/HasProperty | built
Facets:
value: independently
type: MANNER
Source sentences:
text: Originally 38 towers were intended to be built but only 21 towers were built (three forts).
text: To enhance the integrity of the overall network, the towers and walls were built independently of one another.
text: Originally 38 towers were intended to be built but only 21 towers were built (three forts).