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In conclusion , the metastasis from TRP - 1 / Tag RPE tumors towards spleen and lymph nodes serves as potential tool to investigate biology and metastasis of tumors derived from the pigment epithelium .
 Anatomy: TRP - 1 / Tag RPE tumors; Anatomy: spleen; Anatomy: lymph nodes; Anatomy: tumors; Anatomy: pigment epithelium
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: TRP - 1 / Tag RPE tumors, spleen, lymph nodes, tumors, pigment epithelium 
Answer:
 Anatomy: TRP - 1 / Tag RPE tumors; Anatomy: spleen; Anatomy: lymph nodes; Anatomy: tumors; Anatomy: pigment epithelium