4478
the story of the epic struggle between the islamic empire of the ottomans and the christian kingdoms of eastern europe is told from the perspective of a secret fraternity , the excubitors , a brotherhood of counselors to kings , sultans , head of churches , knights , scholars , financiers , and merchant adventurers who hold influential positions on both sides of the conflict .
 member collection: brotherhood, counselors
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: component whole, NA, instrument agency, member collection, cause effect, entity destination, content container, message topic, product producer, entity origin 
Text: {0} 
Answer:
 member collection: brotherhood, counselors