Occurrence of Attributes in Original Text

The text related to the cultural heritage 'South China Karst' has mentioned 'UNESCO World Heritage Site' in the following places:
Occurrence Sentence Text Source
The South China Karst (simplified Chinese: xe4xb8xadxe5x9bxbdxe5x8dx97xe6x96xb9xe5x96x80xe6x96xafxe7x89xb9; traditional Chinese: xe4xb8xadxe5x9cx8bxe5x8dx97xe6x96xb9xe5x96x80xe6x96xafxe7x89xb9; pinyin: Zhxc5x8dngguxc3xb3 Nxc3xa1nfxc4x81ng Kxc4x81sxc4xabtxc3xa8), a UNESCO World Heritage Site since June 2007,[1] spans the provinces of Chongqing, Guangxi, Guizhou, and Yunnan.