<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://rbk.h-cdn.co/assets/cm/14/51/980x653/548f2da31b09d_-_rbk-fun-winter-workouts-smyrna-skate-center-s2.jpg>
<http://www.redbookmag.com/body/health-fitness/advice/g2072/winter-workout-routines/>