10830
He traveled to the festival as a spectator , but was asked to appear when the organizers suddenly needed an acoustic performer after a rain break because they could n't set up amps on stage for Santana until the water was swept off .
 person: Santana
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 person: Santana