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She then switched clubs and changed to the 800 " m like her new club mate , Christine Wachtel , who would also become her closest rival .
 person: Christine Wachtel
Please list all entity words in the text that fit the category.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} 
Answer:
 person: Christine Wachtel