Occurrence of Attributes in Original Text

The text related to the cultural heritage 'Defence Line of Amsterdam' has mentioned 'Water' in the following places:
Occurrence Sentence Text Source
The Stelling van Amsterdam was primarily a defensive water line (Dutch: waterlinie).
In the event of an enemy attack, large tracts of land around Amsterdam would be inundated with water, preventing the enemy from advancing.
Forts were built in which roads, railways or dikes crossed through the water line.
At such locations, there would be no water to stop the enemy and so the forts were intended to shell the enemy.
The depth of flooding was a critical factor in the Stellingxe2x80x99s success; the water had to be too deep to wade and too shallow for boats to sail over.
Water levels were maintained by means of inlet sluices and barrage sluices.
The Stelling van Amsterdam is a coherent human-made landscape, one in which natural elements such as water and soil have been incorporated by humans into a built system of engineering works, creating a clearly defined landscape.
Responsibility for the conservation is also in the hands of the national government, the Province of Utrecht, 23 municipal authorities and three water boards.