"fuel:lpg"=>"yes","operator"=>"Shell","fuel:diesel"=>"yes","fuel:octane_95"=>"yes","fuel:octane_98"=>"yes"
"brand"=>"Firezone","fuel:diesel"=>"yes","source:date"=>"2014-06-03","fuel:octane_95"=>"yes","fuel:octane_98"=>"yes"
"fuel:lpg"=>"yes","operator"=>"Q8","fuel:diesel"=>"yes","fuel:octane_95"=>"yes","fuel:octane_98"=>"yes"
"brand"=>"Tango","fuel:diesel"=>"yes","fuel:octane_95"=>"yes"