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Travis studied there for five years where he became a of Henry Keller and also encountered Charles Burchfield and  Frank N. Wilcox  all of whom later became acknowledged members of the  Cleveland  School .
 employee of: Frank N. Wilcox, Cleveland
Given options, please tell me the relationships of all the listed entity pairs.Output format is "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} 
 Entity Pairs:  Frank N. Wilcox, Cleveland 
Answer:
 employee of: Frank N. Wilcox, Cleveland