Occurrence of Attributes in Original Text

The text related to the cultural heritage 'Red Fort Complex' has mentioned 'Fortress' in the following places:
Occurrence Sentence Text Source
Historic fortress in Delhi, India
Lal was derived from Hindustani language meaning "Red" and Qalxc3xa0h derived from Persian word meaning "Fortress".
[10] The fort's defensive walls were largely undamaged, and the fortress was subsequently used as a garrison.