U2_fb_id
ref https://stackoverflow.com/questions/6903823/regex-for-youtube-id
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| (?:youtube\.com\/(?:[^\/]+\/.+\/|(?:v|e(?:mbed)?)\/|.*[?&]v=)|youtu\.be\/)([A-Za-z0-9_-]{11})
https:\/\/www\.facebook\.com\/(story\.php\?(story)_fbid=(\w+)\&id=(\w+)(\&|))
https:\/\/www\.facebook\.com\/(\w+)\/(videos|posts)\/([a-zA-Z0-9\.]+)
https:\/\/www\.facebook\.com\/((photo)\.php\?fbid=(\w+)(\&|)|(\w+)\/(photos)\/([a-zA-Z0-9\.]+))
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