<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://edc.h-cdn.co/assets/16/37/980x1470/1473866916-02sidewalksp13_dsc0684.jpg>
<http://www.elledecor.com/life-culture/travel/g3271/new-york-city-sidewalk-gardens/>