Occurrence of Attributes in Original Text

The text related to the cultural heritage 'Summer Palace, an Imperial Garden in Beijing' has mentioned 'Water' in the following places:
Occurrence Sentence Text Source
Mainly dominated by Longevity Hill (xe4xb8x87xe5xafxbfxe5xb1xb1; xe8x90xacxe5xa3xbdxe5xb1xb1; Wxc3xa0nshxc3xb2u Shxc4x81n) and Kunming Lake, it covers an expanse of 2.9 square kilometres (1.1xc2xa0sqxc2xa0mi), three-quarters of which is water.
The natural landscape of hills and open water is combined with artificial features such as pavilions, halls, palaces, temples and bridges to form a harmonious ensemble of outstanding aesthetic value".
Notably in Chinese history, it is also the Central Route terminus of the South-North Water Transfer Project having traversed 1,267xc2xa0km (787xc2xa0mi) from Danjiangkou Reservoir, Hubei, making it Beijing's main water supply.
Around 1271, after the Yuan dynasty established its capital in Khanbaliq (present-day Beijing), the engineer Guo Shoujing initiated a waterworks project to direct the water from Shenshan Spring (xe7xa5x9exe5xb1xb1xe6xb3x89) in Baifu Village (xe7x99xbdxe6xb5xaexe6x9dx91), Changping into the Western Lake (xe8xa5xbfxe6xb9x96), which would later become Kunming Lake.
Guo's aim was to create a water reservoir that would ensure a stable water supply for the palace.
In the beginning of the reign of the Qianlong Emperor (r. 1735-1796), many imperial gardens were built in the area around present-day Beijing's Haidian District and accordingly, water consumption increased tremendously.
At the time, much of the water stored in the Western Lake came from the freshwater spring on Jade Spring Hill, while a fraction came from the Wanquan River (xe8x90xacxe6xb3x89xe6xb2xb3).
Any disruption of the water flow from Jade Spring Hill would affect the capital's water transport and water supply systems.
The three lakes served not only as a reservoir for the imperial gardens, but also a source of water for the surrounding agricultural areas.
In front of the Hall of Happiness in Longevity a wooden quay gave access by water for the Imperial family to their quarters.