4821
A fatal massive pulmonary embolus developed in a patient treated with streptokinase for acute deep vein thrombosis .
 adverse effect: fatal massive pulmonary embolus, streptokinase
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:  fatal massive pulmonary embolus, streptokinase 
Answer:
 adverse effect: fatal massive pulmonary embolus, streptokinase