San Francisco-based Fundbox, which launched in 2012 to offer working capital to business with unpaid invoices, just announced that it added Amazon CEO Jeff Bezos and early Twitter-investor Spark Capital to an investor lineup that includes Khosla Ventures and Blumberg Capital.
What is the relationship between 'Jeff Bezos' and 'Amazon' in the context of the input sentence.
Options: original broadcaster, distributed by, owner of, stock exchange