Task: Question Answering
Input (English): Question: What is the arrhythmia that most often triggers sudden death in a context of acute ischemic heart disease? 
 Options:  <1> Extrasist. <2> Ventricular tachycardia <3> Ventricular fibrillation. <4> Atrial fibrillation <5> Autrioventricular block.
Output (English): 3