933
Although the link between the BRCA1 tumour - suppressor gene and hereditary breast and ovarian cancer is established , the role , if any , of BRCA1 in non - familial cancers is unclear .
 Disease: tumour; Disease: hereditary breast and ovarian cancer; Disease: non - familial cancers
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Disease 
Text: {0} 
Answer:
 Disease: tumour; Disease: hereditary breast and ovarian cancer; Disease: non - familial cancers