Utilize the input text as a context reference, choose the right relationship between Boeing and SEATTLE from the options. Options: 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.

SEATTLE (Reuters) - Boeing Co (BA.N), which loses about $30 million on every 787 Dreamliner passenger jet that leaves the factory, is trying to stem the losses by cutting the use of one of its signature ingredients: titanium.

Answer: headquarters_location