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A case is reported of a 40 year old woman treated with intraventricular IL-2 for leptomeningeal disease who developed progressive cognitive dysfunction .
 adverse effect: cognitive dysfunction, IL-2
Given a phrase that describes the relationship between two words, extract the words and the lexical relationship between them. The output format should be "relation1: word1, word2; relation2: word3, word4". 
Option: adverse effect 
Text: {0} 
Answer:
 adverse effect: cognitive dysfunction, IL-2