4414
Times to ambulate and to void were similar after lidocaine and prilocaine ( 150 vs . 165 min and 238 vs . 253 min , respectively ) but prolonged after bupivacaine ( 200 and 299 min , respectively ; P < 0 . 05 ) .
 Chemical: lidocaine; Chemical: prilocaine; Chemical: bupivacaine
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: lidocaine, prilocaine, bupivacaine 
Answer:
 Chemical: lidocaine; Chemical: prilocaine; Chemical: bupivacaine