2038
The fan press and fandom grew throughout this period and was bolstered when  Patrick Loubert  and Michael Hirsh the founders of the animation company  Nelvana  published of The Great Canadian Comic Books in 1971 a book-length study of the Bell Features comics and the touring of a related exhibition mounted by the National Gallery of Canada Comic Art Traditions in Canada 1941-45 which together served to introduce English-Canadian comics creators and fans to their lost heritage .
 founded by: Patrick Loubert, Nelvana
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:  Patrick Loubert, Nelvana 
Answer:
 founded by: Patrick Loubert, Nelvana