15202
The song was a musical departure for the band , making use of a dark , chromatic guitar figure by Peter Buck , and a string quartet , while R.E.M. 's previous albums had opened with rhythmic , " jangly " rock songs .
 person: Peter Buck; organization: R.E.M.
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: Peter Buck, R.E.M. 
Answer:
 person: Peter Buck; organization: R.E.M.