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.

Xenophon, who began his political career as a No Pokies MP in state politics before transferring to the bigger national stage as a staunch backer of South Australia's interests, has a big following and says he's going through an extensive process to choose the best possible candidates to run in various seats as part of his Nick Xenophon Team stable.

Answer: founded_by: No Pokies, Nick Xenophon