6991DW is a postalcode and its consensus geometry is derived from oa.
{"mz:is_ceased":0,"wof:created":1469691061,"geom:latitude":52.005096,"wof:name":"6991DW","counts:names_total":0,"wof:placetype":"postalcode","mz:is_approximate":1,"wof:hierarchy":[{"continent_id":102191581,"country_id":85633337,"localadmin_id":404473933,"locality_id":101837831,"postalcode_id":891191543,"region_id":85687043}],"mz:is_deprecated":0,"geom:area":2.0E-6,"geom:longitude":6.029199,"wof:id":891191543,"geom:type":"Polygon","wof:lastmodified":1469691061,"clustr:alpha":0.05,"wof:belongsto":[85687043,102191581,404473933,85633337,101837831],"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":"6.02771520615,52.0045127869,6.03189325333,52.0055046082","clustr:count":38,"clustr:area":5.15,"clustr:density":7.38,"wof:superseded_by":[],"wof:supersedes":[],"wof:geomhash":"d81ea8c3ea82d718c02a83ffe73283a9","wof:parent_id":101837831,"wof:placetype_names":["postalcode"],"mz:hierarchy_label":1,"wof:placetype_id":470996387,"clustr:perimeter":0.65,"edtf:cessation":"uuuu"}