3902
Fonthill was the home of the American archeologist and tile maker  Henry Chapman Mercer  in  Doylestown  Pennsylvania .
 Henry Chapman Mercer, Doylestown
Please list all entity pairs containing a certain relationship in the given options.Output format is "word1, word2; 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:
 Henry Chapman Mercer, Doylestown