Occurrence of Attributes in Original Text

The text related to the cultural heritage 'Monasteries of Haghpat and Sanahin' has mentioned 'Fortification' in the following places:
Occurrence Sentence Text Source
The property is under the ownership of Armenian Apostolic Holy Church as well as being protected by the Law xe2x80x9cOn protection and usage of the historical and cultural immovable monuments and historical environmentxe2x80x9d of the Republic of Armenia, and by the regulation xe2x80x9cOn State registration, study, protection, fortification, restoration, reconstruction and usage of the historical and cultural immovable monumentsxe2x80x9d.
To meet threats such as seismic activity, industrial pollution, development outside the property, the pressures of tourism, and decay, over time scientific-research, renovation, fortification, design and preventive measures have been undertaken in order to maintain the authenticity.