In the context of the input sentence, determine the relationship between 'Axel Springer SE' and 'Business Insider'.
Options: owner of, operator, manufacturer, currency

Germany’s Axel Springer SE is in talks to acquire Business Insider in a deal that would value the U.S. digital publisher at roughly $500 million, according to a person familiar with the matter, the latest tie-up between old-media and new-media firms.
owner of