4731WT is a postalcode and its consensus geometry is derived from oa.
{"mz:is_ceased":0,"wof:created":1469682650,"geom:latitude":51.585207,"wof:name":"4731WT","counts:names_total":0,"wof:placetype":"postalcode","mz:is_approximate":1,"wof:hierarchy":[{"continent_id":102191581,"country_id":85633337,"localadmin_id":404474565,"locality_id":101808323,"postalcode_id":890980273,"region_id":85687035}],"mz:is_deprecated":0,"geom:area":2.0E-6,"geom:longitude":4.531327,"wof:id":890980273,"geom:type":"Polygon","wof:lastmodified":1469682650,"clustr:alpha":0.05,"wof:belongsto":[85687035,102191581,404474565,85633337,101808323],"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":"4.52993392944,51.5844955444,4.53290271759,51.5860023499","clustr:count":44,"clustr:area":96.68,"clustr:density":0.46,"wof:superseded_by":[],"wof:supersedes":[],"wof:geomhash":"0a774d53db12e5919f0a22a8a21dba12","wof:parent_id":101808323,"wof:placetype_names":["postalcode"],"mz:hierarchy_label":1,"wof:placetype_id":470996387,"clustr:perimeter":0.5,"edtf:cessation":"uuuu"}