27936
Sixty two composite samples , made up of between 5 and 12 sub - samples , were collected in 2010 and were analysed for fatty acids , and a range of nutrients .
 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