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Gristedes  was founded in 1888 by brothers  Diedrich  and Charles Gristede .
 founded by: Gristedes, Diedrich
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:  Gristedes, Diedrich 
Answer:
 founded by: Gristedes, Diedrich