<https://staging.energylivenews.com/2016/10/14/winter-power-margin-6-6-says-national-grid/>
<http://schema.org/name>
"Winter power margin 6.6%, says National Grid - Energy Live News"
<https://staging.energylivenews.com/2016/10/14/winter-power-margin-6-6-says-national-grid/>