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A knee with a steep PCL will even translate 2 . 3 mm on average with 1 mm of gap distraction .
 Anatomy: knee; Anatomy: PCL
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Anatomy 
Text: {0} 
Answer:
 Anatomy: knee; Anatomy: PCL