3141AL is a postalcode and its consensus geometry is derived from oa.
{"mz:is_ceased":0,"wof:created":1469676584,"geom:latitude":51.92177,"wof:name":"3141AL","counts:names_total":0,"wof:placetype":"postalcode","mz:is_current":-1,"mz:is_approximate":1,"wof:hierarchy":[{"continent_id":102191581,"country_id":85633337,"locality_id":101754631,"postalcode_id":890835385,"region_id":85687041}],"mz:is_deprecated":0,"geom:area":0,"geom:longitude":4.254804,"wof:id":890835385,"geom:type":"Polygon","wof:lastmodified":1513579428,"clustr:alpha":0.05,"wof:belongsto":[102191581,101754631,85633337,85687041],"mz:is_clustr":1,"wof:repo":"whosonfirst-data-postalcode-nl","src:geom":"oa","wof:country":"NL","counts:names_preferred":0,"geom:area_square_m":160.981399,"wof:tags":[],"counts:names_variant":0,"wof:breaches":[],"edtf:inception":"uuuu","iso:country":"NL","counts:names_languages":0,"geom:bbox":"4.25436401367,51.9216575623,4.25528812408,51.9219207764","clustr:count":16,"clustr:area":77.64,"clustr:density":0.21,"wof:superseded_by":[],"wof:supersedes":[],"wof:geomhash":"66d8589f4a449d7669ca13205abb38ca","wof:parent_id":101754631,"wof:placetype_names":["postalcode"],"mz:hierarchy_label":1,"wof:placetype_id":470996387,"clustr:perimeter":0.09,"edtf:cessation":"uuuu"}