6362
Constitutional rule was established in 1947 , but because of the ongoing unrest , many provisions of the ROC constitution were never implemented in mainland China .
 location: ROC; location: mainland China
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
 Entities: ROC, mainland China 
Answer:
 location: ROC; location: mainland China