22146
RESULTS : As predicted , both positive and negative alcohol outcome expectancies were stronger in alcohol - dependent patients compared to controls , indicative of ambivalence .
 Chemical: alcohol; Chemical: alcohol
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: alcohol; Chemical: alcohol