301526
He was the leader of the Alberta Greens from 1996 to 2001 .
 organization: Alberta Greens
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: Alberta Greens 
Answer:
 organization: Alberta Greens