2551
Prominent contributors to  Essendon  's 1924 Premiership success included back pocket  Clyde Donaldson  follower Norm Beckton half back flanker Roy Laing follower Charlie May and rover Charlie Hardy .
 employee of: Essendon, Clyde Donaldson
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:
 employee of: Essendon, Clyde Donaldson