1051 is a postalcode and its consensus geometry is derived from oa.
{"mz:is_ceased":0,"geom:latitude":52.381052,"wof:name":"1051","counts:names_total":0,"wof:placetype":"postalcode","mz:is_approximate":1,"wof:hierarchy":[{"continent_id":102191581,"country_id":85633337,"locality_id":101751893,"postalcode_id":538958793,"region_id":85687053}],"mz:is_deprecated":0,"geom:area":1.23E-4,"geom:longitude":4.869029,"wof:id":538958793,"counts:concordances_total":1,"geom:type":"Polygon","wof:lastmodified":1491949554,"clustr:alpha":1,"wof:belongsto":[102191581,101751893,85633337,85687053],"mz:is_clustr":1,"wof:concordances":{"gp:id":"15003843"},"wof:repo":"whosonfirst-data-postalcode-nl","src:geom":"oa","wof:country":"NL","counts:names_preferred":0,"geom:area_square_m":928386.773203,"wof:tags":[],"counts:names_variant":0,"wof:breaches":[],"edtf:inception":"uuuu","iso:country":"NL","counts:names_languages":0,"geom:bbox":"4.86061096191,52.3734741211,4.87970542908,52.3854026794","wof:superseded_by":[],"wof:supersedes":[],"wof:geomhash":"edd7ccac707f3dfcba8141d69f974b63","wof:parent_id":101751893,"wof:placetype_names":["postalcode"],"mz:hierarchy_label":1,"wof:placetype_id":470996387,"edtf:cessation":"uuuu"}