133791
In 1999 , TESST acquired RETS Technical Training Center , which had been offering classes in Maryland since 1956 .
 organization: TESST; location: Maryland
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: TESST, Maryland 
Answer:
 organization: TESST; location: Maryland