8905
Fatal ventricular fibrillation after treatment with digoxin in a 27-year - old man with mitral leaflet prolapse syndrome .
 adverse effect: Fatal ventricular fibrillation, digoxin
Given options, please tell me the relationships of all the listed entity pairs.Output format is "relation1: word1, word2; relation2: word3, word4". 
Option: adverse effect 
Text: {0} 
 Entity Pairs:  Fatal ventricular fibrillation, digoxin 
Answer:
 adverse effect: Fatal ventricular fibrillation, digoxin