"source:date"=>"2020-02-01","generator:type"=>"horizontal_axis","generator:method"=>"wind_turbine","generator:source"=>"wind","generator:output:electricity"=>"yes"
"ref"=>"BG20","operator"=>"Engie","start_date"=>"1975","generator:type"=>"combined_cycle","generator:method"=>"combustion","generator:source"=>"gas","generator:output:electricity"=>"332 MW"
"ref"=>"BG10","operator"=>"Engie","start_date"=>"1974","generator:type"=>"combined_cycle","generator:method"=>"combustion","generator:source"=>"gas","generator:output:electricity"=>"332 MW"