"ref"=>"521A","railway:switch"=>"default","railway:turnout_side"=>"right"
"ref"=>"521B","railway:switch"=>"default","railway:turnout_side"=>"right"
"ref"=>"523A","railway:switch"=>"default","railway:turnout_side"=>"left"
"ref"=>"523B","railway:switch"=>"default","railway:turnout_side"=>"left"