What is the relationship between Family Promise and Karen Olson 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.

Karen Olson , Founder and President of Family Promise , the leading national nonprofit helping homeless and low-income families, has announced she will retire January 15, 2016.

Answer: founded_by