What is the relationship between TSYS and Global Payments in the context of the input sentence. Choose an answer from: 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.

And the thing that I'm struck by every time I get on a call with one of our product teams, with the business is the level of collaboration and how quickly the TSYS and Global Payments teams have come together and how effective we've been in introducing new product and new capability in a very short period of time.
subsidiary