Utilize the input text as a context reference, choose the right relationship between 'No Pokies' and 'Nick Xenophon' from the options.
Options: stock exchange, publisher, founded by, headquarters location

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.
founded by