"internet_access"=>"wlan","internet_access:fee"=>"no","rooms"=>"2","smoking"=>"no","source:date"=>"2014-06-21"
"seamark:landmark:category"=>"tower","seamark:landmark:function"=>"water","seamark:landmark:height"=>"41","seamark:name"=>"Watertoren van Akkrum"
"name:fy"=>"Nes","population"=>"1084","population:date"=>"2017-01-01","postal_code"=>"8494","source:population"=>"https://heerenveen.buurtmonitor.nl","wikidata"=>"Q1000806"