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Tumor cells activate pathways that facilitate and stimulate glycolysis even in the presence of adequate levels of oxygen in order to satisfy their continuous need of molecules , such as nucleotides , ATP and fatty acids , necessary to support their rapid proliferation .
 Chemical: oxygen; Chemical: ATP; Chemical: fatty acids
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: oxygen, ATP, fatty acids 
Answer:
 Chemical: oxygen; Chemical: ATP; Chemical: fatty acids