15399
CONCLUSIONS : The results from the present study confirm that caffeine does not remove the negative effects of alcohol on performance although high doses counteract the drop in subjective alertness produced by alcohol .
 Chemical: caffeine; Chemical: alcohol; Chemical: alcohol
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: caffeine, alcohol, alcohol 
Answer:
 Chemical: caffeine; Chemical: alcohol; Chemical: alcohol