<http://schema.org/keywords>
"seattle seahawks paul allen centurylink field seattle sounders mls seattle sounder mls clint dempsey NFC Championship Game seattle seahawks nfl paul allen seattle seahawks"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.si.com/nfl/2015/01/15/seattle-seahawks-sounders-los-angeles-nfl-mls>