14526
Chromosome abnormalities after chlorambucil therapy of polycythaemia vera .
 adverse effect: Chromosome abnormalities, chlorambucil
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:  Chromosome abnormalities, chlorambucil 
Answer:
 adverse effect: Chromosome abnormalities, chlorambucil