4612
Among the speakers are Naim Ateek ( head of Sabeel ) and  Jeff Halper  of  ICAHD  .
 top members employees: Jeff Halper, ICAHD
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:
 top members employees: Jeff Halper, ICAHD