Refer to the input text as context and select the correct relationship between 'Coronation Street' and 'ITV' from the available options.
Options: position held, original broadcaster, stock exchange, headquarters location

ITV main channel share of viewing and ITV family share of viewing both declined as viewing was impacted by the volume of news output from the BBC, fewer episodes of Coronation Street and Emmerdale and lower volumes of new content following the pause in production.
original broadcaster