Refer to the input text as context and select the correct relationship between 'SFR' and 'Altice' from the available options.
Options: member of, owned by, founded by, subsidiary

And in exchange, we will distribute Téléfoot to our SFR customer at no cost, meaning that all the revenue will generate from selling the Téléfoot option together with RMC Sport will be pure margin for the Altice group.
owned by