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BRCA1 and BRCA2 probably explain the majority of hereditary breast cancer that exists in the North American population .
 Disease: hereditary breast cancer
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: hereditary breast cancer 
Answer:
 Disease: hereditary breast cancer