<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://wdy.h-cdn.co/assets/cm/15/09/54eb808a87f6f_-_drill-1-squat-kickouts_slideshow_image-9-atn02q-mdn.jpg>
<http://www.womansday.com/health-fitness/workout-routines/advice/g158/boot-camp-workout-1549/?click=wdy-more>