Given the input sentence, please extract the subject and object containing a certain relation in the sentence according to the following relation types, in the format of "relation1: word1, word2; relation2: word3, word4". Relations include: product/material produced; manufacturer; distributed by; industry; position held; original broadcaster; owned by; founded by; distribution format; headquarters location; stock exchange; currency; parent organization; chief executive officer; director/manager; owner of; operator; member of; employer; chairperson; platform; subsidiary; legal form; publisher; developer; brand; business division; location of formation; creator.

League of Geeks founded in 2011 by Trent Kusters, Blake Mizzi, and Ty Carey are renowned for developing the PC game Armello which combines deep tactical card play, rich tabletop strategy and RPG elements.
developer: Armello, League of Geeks; publisher: Armello, League of Geeks