The IRI Partner Ecosystem includes such companies as BlueKai (an Oracle company), The Boston Consulting Group , comScore , Datalogix (an Oracle company), Experian , GuestMetrics , GfK , Ipsos , Kantar , MaxPoint , Millward Brown Digital , Mu-Sigma , Oracle Social Cloud , Rentrak , SPINS , Univision, MasterCard Advisors and others.
Refer to the input text as context and select the correct relationship between 'comScore' and 'Rentrak' from the available options.
Options: owner of, employer, chairperson, distribution format