177795
Andreas Keller ( born on October 1 , 1965 in West Berlin ) is a former field hockey player from West Germany , who competed at three Summer Olympics for his native country .
 person: Andreas Keller; location: Berlin; location: West Germany
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: Andreas Keller, Berlin, West Germany 
Answer:
 person: Andreas Keller; location: Berlin; location: West Germany