68454
Among other corpses were his librettists Montagu Slater and Eric Crozier .
 person: Montagu Slater; person: Eric Crozier
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: Montagu Slater, Eric Crozier 
Answer:
 person: Montagu Slater; person: Eric Crozier