What is the relationship between Philabundance and Philadelphia 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.

For example, we recently collaborated with Philabundance and the Liberty Church Network to deliver more than 1,200 meals to residents in need in Philadelphia during the first 2 weeks of the partnership.

Answer: headquarters_location