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After removal of fibroblasts by exposure to G - 418 , the tumor cells exhibited increased metastatic ability and human K - ras oncogene mRNA , suggesting an intimate interaction between H - 3 cells and fibroblasts influencing the function of transfected human K - ras oncogene .
 Anatomy: fibroblasts; Anatomy: tumor cells; Anatomy: H - 3 cells; Anatomy: fibroblasts
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Anatomy 
Text: {0} 
 Entities: fibroblasts, tumor cells, H - 3 cells, fibroblasts 
Answer:
 Anatomy: fibroblasts; Anatomy: tumor cells; Anatomy: H - 3 cells; Anatomy: fibroblasts