<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://clv.h-cdn.co/assets/cm/15/09/54eaf012576ce_-_queen-denmark-roses-garden0906-de-72041893.jpg>
<http://www.countryliving.com/gardening/garden-ideas/tips/g769/most-common-nursery-mistakes-0409/>