"camera:direction"=>"variable","camera:features"=>"webcam","camera:recording"=>"online_streaming","surveillance"=>"outdoor","surveillance:type"=>"camera","surveillance:zone"=>"traffic"
"camera:type"=>"fixed","camera:mount"=>"pole","surveillance"=>"traffic","surveillance:type"=>"camera","surveillance:zone"=>"street"
"camera:type"=>"fixed","camera:mount"=>"pole","surveillance"=>"traffic","surveillance:type"=>"camera","surveillance:zone"=>"street"