<http://schema.org/mainEntityOfPage>
<http://archives.sfexaminer.com/sanfrancisco/atandt-park-carts-bringing-wine-country-to-ballgame/Content?oid=2198433>
<http://archives.sfexaminer.com/sanfrancisco/atandt-park-carts-bringing-wine-country-to-ballgame/Content?oid=2198433>