What is the relationship between Boston Pizza and restaurant 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.

Our top priority throughout this pandemic remains on earning the confidence of our restaurant staff and guests by demonstrating that Boston Pizza is taking appropriate precautions to protect their health.

Answer: product_or_material_produced