9943
Despite these antithrombotic effects , the patient developed repeated venous thromboembolism during treatment with low - molecular - weight heparin .
 adverse effect: venous thromboembolism, heparin
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:  venous thromboembolism, heparin 
Answer:
 adverse effect: venous thromboembolism, heparin