2220
Thanks to centuries of polishing by Mother Nature -- first in the gentle current of the Orange River that carried the stones from South Africa 's interior , then in the cold surf of the ocean , and finally in the coarse sands of the desert -- 98 % of the diamonds uncovered are of gem quality .
 ordinal: first; location: the Orange River; geographical social political: South Africa 's; percent: 98 %
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: date, organization, person, geographical social political, national religious political, facility, cardinal, location, work of art, law, event, product, ordinal, percent, time, quantity, money, language 
Text: {0} 
 Entities: first, the Orange River, South Africa 's, 98 % 
Answer:
 ordinal: first; location: the Orange River; geographical social political: South Africa 's; percent: 98 %