4562
one faction of netherwing dragons , named the netherwing , were attacked by the dragonmaw orcs of shadowmoon valley and many were enslaved by zuluhed , including the female karynaku ( mate of neltharaku ) who was leader of the brood .
 member collection: faction, dragons
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: faction, dragons