61673
When it comes to the final battle , Captain America uses Thor 's hammer to fight Skadi until Thor manages to kill the Serpent .
 person: America; person: Thor; person: Skadi; person: Thor
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: America, Thor, Skadi, Thor 
Answer:
 person: America; person: Thor; person: Skadi; person: Thor