19749
Plant - derived non - essential fatty acids are important dietary nutrients , and some are purported to have chemopreventive properties against various cancers , including that of the prostate .
 Chemical: fatty acids
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: fatty acids