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Compared with the young group , the elderly group had greater scopolamine - induced impairment in word recall 60 , 90 and 120 minutes after administration ( p < 0 . 05 ) .
 Chemical: scopolamine; Disease: impairment in word recall
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: scopolamine, impairment in word recall 
Answer:
 Chemical: scopolamine; Disease: impairment in word recall