2121CP is a postalcode and its consensus geometry is derived from oa.
{"mz:is_ceased":0,"wof:created":1469671660,"geom:latitude":52.321146,"wof:name":"2121CP","counts:names_total":0,"wof:placetype":"postalcode","mz:is_approximate":1,"wof:hierarchy":[{"continent_id":102191581,"country_id":85633337,"localadmin_id":404474047,"locality_id":101837899,"postalcode_id":890709207,"region_id":85687053}],"mz:is_deprecated":0,"geom:area":0,"geom:longitude":4.597731,"wof:id":890709207,"geom:type":"Polygon","wof:lastmodified":1469671660,"clustr:alpha":0.05,"wof:belongsto":[85687053,102191581,404474047,85633337,101837899],"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":"4.59639692307,52.3204040527,4.59896659851,52.3218955994","clustr:count":16,"clustr:area":50.86,"clustr:density":0.31,"wof:superseded_by":[],"wof:supersedes":[],"wof:geomhash":"c9ed98454081309d72cf90f9f43167f7","wof:parent_id":101837899,"wof:placetype_names":["postalcode"],"mz:hierarchy_label":1,"wof:placetype_id":470996387,"clustr:perimeter":0.44,"edtf:cessation":"uuuu"}