27284
On GC - MS analysis of the resin , overall , 31 compounds representing 99 . 8 % of the total oil were identified where styrene ( 81 . 9 % ) , cinnamyl alcohol ( 6 . 9 % ) and alpha - pinene ( 3 . 5 % ) were identified as the major components .
 Chemical: styrene; Chemical: cinnamyl alcohol; Chemical: alpha - pinene
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
 Entities: styrene, cinnamyl alcohol, alpha - pinene 
Answer:
 Chemical: styrene; Chemical: cinnamyl alcohol; Chemical: alpha - pinene