UBS upgraded credit card companies American Express ( AXP.N ), Capital One Financial Corp ( COF.N ) and Discover Financial Services ( DFS.N ) to "neutral" from "sell," saying the stock valuations now largely reflect the difficult operating outlook But concerns about inflation continued to weigh on the market.
What is the relationship between 'Capital One' and 'Financial Services' in the context of the input sentence.
Options: distribution format, distributed by, director/manager, industry