"design"=>"three-level","line_attachment"=>"anchor","operator"=>"Nuon","ref"=>"57"
"design"=>"three-level","endpoint:overhead_line"=>"yes","endpoint:underground_cable"=>"yes","line_management"=>"termination","location:transition"=>"yes","ref"=>"53"
"design"=>"portal","line_management"=>"transition","location:transition"=>"yes","material"=>"steel","operator"=>"TenneT"
"technology"=>"GSM 900; UMTS; LTE","tower:type"=>"communication","communication:mobile_phone"=>"yes"