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On April 15 1997 Nanao ( now  Eizo  Nanao ) founded  Irem  Software Engineering Inc .
 founded by: Eizo, Irem
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:  Eizo, Irem 
Answer:
 founded by: Eizo, Irem