"source:date"=>"2019-12-15","generator:type"=>"horizontal_axis","generator:method"=>"wind_turbine","generator:source"=>"wind","generator:output:electricity"=>"yes"
"generator:method"=>"wind_turbine","generator:output:electricity"=>"3 MW","generator:source"=>"wind","generator:type"=>"horizontal_axis","manufacturer"=>"Siemens","manufacturer:type"=>"SWT-DD-3.0-108","operator"=>"Westermeerwind B.V.","ref"=>"WT-1","rotor:diameter"=>"108","seamark:landmark:category"=>"windmotor","seamark:light:category"=>"vertical","seamark:light:character"=>"Fl","seamark:light:colour"=>"yellow","seamark:light:multiple"=>"3","seamark:light:period"=>"5","seamark:light:range"=>"3","seamark:type"=>"landmark","source:date"=>"2019-12-15"