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Ellen DeGeneres , Alec Baldwin , and Simon Cowell were among those who played center square as was Peter Marshall , who appeared during a special theme week in 2002 .
 person: Ellen DeGeneres; person: Alec Baldwin; person: Simon Cowell; person: Peter Marshall
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
 Entities: Ellen DeGeneres, Alec Baldwin, Simon Cowell, Peter Marshall 
Answer:
 person: Ellen DeGeneres; person: Alec Baldwin; person: Simon Cowell; person: Peter Marshall