<http://schema.org/openingHours>
"Sa 10:00-19:00, Su 10:00-19:00"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.artistsandfleas.com/af-calendar/2016/10/1/tote-ally-tote-tastic-giveaway-all-market-locations>