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Recently , we discovered that transgenic mice expressing an activated beta - catenin are predisposed to developing skin tumours resembling pilomatricomas .
 Disease: skin tumours; Disease: pilomatricomas
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Disease 
Text: {0} 
 Entities: skin tumours, pilomatricomas 
Answer:
 Disease: skin tumours; Disease: pilomatricomas