12082
In a postoperative patient with pre - existent myasthenia gravis , oral verapamil caused a marked exacerbation in myasthenic weakness .
 adverse effect: exacerbation in myasthenic weakness, verapamil
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:  exacerbation in myasthenic weakness, verapamil 
Answer:
 adverse effect: exacerbation in myasthenic weakness, verapamil