<http://www.w3.org/1999/02/22-rdf-syntax-ns#rest>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#nil>
<http://www.womansday.com/health-fitness/workout-routines/advice/a7553/5-completely-new-ways-to-use-dumbbells-cosmopolitan/>