12279
Typically , drug - induced neutropenia occurs in a patient receiving a semisynthetic penicillin for two weeks or more .
 adverse effect: neutropenia, penicillin
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:  neutropenia, penicillin 
Answer:
 adverse effect: neutropenia, penicillin