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It appeared on all live albums recorded after its release , with the longest version ( on the album Fleetwood Mac : Live in Boston ) clocking in at 9:39 , making it the longest officially released version of a Fleetwood Mac song following the Peter Green era , and the fourth longest overall .
 person: Peter Green
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 Green 
Answer:
 person: Peter Green