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These oils were differentiated by the content of the major constituents ( alpha - pinene , germacrene D , delta - 3 - carene and gamma - cadinene ) , geographical location and climatic characteristics .
 Chemical: alpha - pinene; Chemical: germacrene D; Chemical: delta - 3 - carene; Chemical: gamma - cadinene
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: alpha - pinene; Chemical: germacrene D; Chemical: delta - 3 - carene; Chemical: gamma - cadinene