31641
Water Missions International ( WMI ) is a nonprofit , Christian engineering organization based in Charleston , South Carolina , USA that serves the water and sanitation needs of people in developing countries and disaster areas .
 location: Charleston , South Carolina
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: Charleston , South Carolina 
Answer:
 location: Charleston , South Carolina