a multiple dig for every line
support province, city, district, country, continent and all
accumulated the results if possible
We assume this world(earth) is consists of some continent, like: Asia, America, etc.
Every continent is consist of countries, like Asia for: Japan, South Korea, etc.
This Grand China is a conceptional continent consist of China mainland, Hong Kong, Taiwan and Macau
Also, a country is consist of District, here we just use China's NorthChina District, MiddleChina District, etc..
What under a District is provinces, like NorthWestChina is consists of Shaanxi, Tibet and so on.
We could add cities if we need.