4520
He is a founding member of the sludge metal band Crowbar , and a founding member of the heavy metal supergroup Down , playing with them from 1991 to 2013 and later rejoining the band in 2020 .
 organization: Crowbar; organization: Down
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: Crowbar, Down 
Answer:
 organization: Crowbar; organization: Down