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Neutrophil superoxide and hydrogen peroxide production in patients with acute liver failure .
 Chemical: superoxide; Chemical: hydrogen peroxide; Disease: acute liver failure
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Disease, Chemical 
Text: {0} 
 Entities: superoxide, hydrogen peroxide, acute liver failure 
Answer:
 Chemical: superoxide; Chemical: hydrogen peroxide; Disease: acute liver failure