1790
Cis - retinoic acid ( RA ) may further increase the risk of developing BMTN .
 adverse effect: BMTN, Cis - retinoic acid; adverse effect: BMTN, RA
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:  BMTN, Cis - retinoic acid; BMTN, RA 
Answer:
 adverse effect: BMTN, Cis - retinoic acid; adverse effect: BMTN, RA