2122
We describe a patient with no previous history of cardiac disease or arrhythmia who developed sustained bigeminy and 2 brief runs of ventricular tachycardia after caffeine administration .
 Disease: cardiac disease; Disease: arrhythmia; Disease: ventricular tachycardia; Chemical: caffeine
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: cardiac disease, arrhythmia, ventricular tachycardia, caffeine 
Answer:
 Disease: cardiac disease; Disease: arrhythmia; Disease: ventricular tachycardia; Chemical: caffeine