3806
CASES : Two postmenopausal women treated with tamoxifen and progestational agents for breast carcinoma developed uterine enlargement and intermittent spotting .
 adverse effect: intermittent spotting, tamoxifen; adverse effect: uterine enlargement, tamoxifen
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:  intermittent spotting, tamoxifen; uterine enlargement, tamoxifen 
Answer:
 adverse effect: intermittent spotting, tamoxifen; adverse effect: uterine enlargement, tamoxifen