Occurrence of Attributes in Original Text

The text related to the cultural heritage 'Ancient Villages in Southern Anhui – Xidi and Hongcun' has mentioned 'Buffer zone' in the following places:
Occurrence Sentence Text Source
The current 730 hectare area (Xidi property area and buffer zone: 400 hectares, Hongcun property area and buffer zone: 330 hectares), contains an integrated ecological landscape and unique collection of village alleyways, buildings, waterways dating from the 14th century; the area also serves as a record of xe2x80x9cXidi and Hongcunxe2x80x9d art, cuisine, medicine, painting and other elements of intangible cultural heritage, preserving and passing on the sitexe2x80x99s spirit and culture.