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Britain 's Got Talent In the first round of the show , eScala performed a " techno version " of " Palladio " by the Welsh composer Karl Jenkins , and were put through to the semi-finals by judges Simon Cowell , Amanda Holden and Piers Morgan .
 person: Karl Jenkins; person: Simon Cowell; person: Amanda Holden; person: Piers Morgan
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: Karl Jenkins, Simon Cowell, Amanda Holden, Piers Morgan 
Answer:
 person: Karl Jenkins; person: Simon Cowell; person: Amanda Holden; person: Piers Morgan