<http://schema.org/description>
"Lace up your running shoes for San Francisco\u2019s most exciting half marathon event. The streets of the city come alive on April 6th for a fabulous running race and health expo event highlighted by live music and a headliner concert party at the Civic Center Plaza after the race."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.kinggeorge.com/blog/san-francisco-events/rock-and-roll-half-marathon.aspx>