13457
Two teams were promoted to the  Serbian Superliga  and six were relegated the  Srpska Liga  the third-highest division overall in the Serbian football league system .
 members: Serbian Superliga, Srpska Liga
Given a phrase that describes the relationship between two words, extract the words and the lexical relationship between them. The output format should be "relation1: word1, word2; relation2: word3, word4". 
Option: cities of residence, top members employees, members, alternate names, origin, state or provinces of residence, title of person, spouse, city of headquarters, NA, founded by, state or province of headquarters, employee of, countries of residence, country of birth, founded, subsidiaries, country of headquarters 
Text: {0} 
Answer:
 members: Serbian Superliga, Srpska Liga