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We describe a 63 year old woman with a suppurative mediastinitis , treated with continuous PI irrigation who developed an acute oliguric renal failure .
 adverse effect: acute oliguric renal failure, PI
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:  acute oliguric renal failure, PI 
Answer:
 adverse effect: acute oliguric renal failure, PI