<http://schema.org/openingHours>
"Mo 08:00-18:00, Tu 08:00-18:00, We 08:00-18:00, Th 08:00-18:00, Fr 08:00-18:00"^^<http://www.w3.org/2001/XMLSchema#string>
<http://stockoptioncounsel.com/blog/stock-option-counsel-in-nyt-on-liquidity-for-private-stock/2016/8/11>