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William Stickney ( April 11 1827 October 13 1881 ) was the son-in-law of  Amos Kendall  a co-founder of the Columbia Institution for the Deaf a grammar school in Washington DC which became  Gallaudet University  .
 founded by: Amos Kendall, Gallaudet University
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:  Amos Kendall, Gallaudet University 
Answer:
 founded by: Amos Kendall, Gallaudet University