3991KG is a postalcode and its consensus geometry is derived from oa.
{"mz:is_ceased":0,"wof:created":1469680361,"geom:latitude":52.026077,"wof:name":"3991KG","counts:names_total":0,"wof:placetype":"postalcode","mz:is_approximate":1,"wof:hierarchy":[{"continent_id":102191581,"country_id":85633337,"localadmin_id":404473987,"locality_id":101807003,"postalcode_id":890927411,"region_id":85687039}],"mz:is_deprecated":0,"geom:area":0,"geom:longitude":5.169327,"wof:id":890927411,"geom:type":"Polygon","wof:lastmodified":1469680361,"clustr:alpha":0.05,"wof:belongsto":[85687039,102191581,404473987,85633337,101807003],"mz:is_clustr":1,"wof:repo":"whosonfirst-data-postalcode-nl","src:geom":"oa","wof:country":"NL","counts:names_preferred":0,"wof:tags":[],"counts:names_variant":0,"wof:breaches":[],"edtf:inception":"uuuu","iso:country":"NL","counts:names_languages":0,"geom:bbox":"5.16872596741,52.02576828,5.1697678566,52.0264091492","clustr:count":20,"clustr:area":67.01,"clustr:density":0.3,"wof:superseded_by":[],"wof:supersedes":[],"wof:geomhash":"d4e5aae2aeafb0e18996a44b0e3cbd6e","wof:parent_id":101807003,"wof:placetype_names":["postalcode"],"mz:hierarchy_label":1,"wof:placetype_id":470996387,"clustr:perimeter":0.2,"edtf:cessation":"uuuu"}