<http://schema.org/mentions>
"Austyn Gillette, Chris Cole, contest photos, David Gonzalez, Dylan Rieder, Nyjah Huston, Paul Rodriguez, Portland, practice, street league, Tom Asta"^^<http://www.w3.org/2001/XMLSchema#string>
<http://skateboarding.transworld.net/photos/street-league-2013-portland-practice-photos/?pid=41232>