Deerfield is a neighbourhood and its consensus geometry is derived from mz.
{"geom:latitude":39.934064,"wof:name":"Deerfield","counts:names_total":1,"wd:wordcount":154,"mz:is_current":0,"wof:hierarchy":[{"continent_id":102191575,"country_id":85633793,"county_id":102087089,"localadmin_id":404500691,"locality_id":85941329,"neighbourhood_id":420519533,"region_id":85688709}],"zs:id":55986498,"wof:geom_alt":["zetashapes"],"lbl:latitude":39.934064,"geom:area":0,"counts:concordances_total":2,"edtf:deprecated":"2015-12-29","geom:type":"Point","wof:lastmodified":1582338677,"src:lbl":"mapshaper","wof:belongsto":[102191575,404500691,85633793,85941329,102087089,85688709],"zs:label":"Deerfield","wof:repo":"whosonfirst-data-admin-us","wof:country":"US","counts:names_preferred":1,"geom:area_square_m":3089008.888592,"counts:names_variant":0,"wof:breaches":[],"edtf:inception":"uuuu","iso:country":"US","geom:bbox":"-86.191815,39.934064,-86.191815,39.934064","name:eng_x_preferred":["Deerfield"],"wof:superseded_by":[420519785],"wof:geomhash":"5dbf1d76b2d85cc1eace40bd47110bd5","zs:pop10":1010,"wof:placetype_id":102312319,"mz:is_ceased":0,"src:population":"zetashapes","wof:placetype":"neighbourhood","mz:is_deprecated":1,"zs:housing10":347,"geom:longitude":-86.191815,"wof:population":1010,"wof:id":420519533,"wof:concordances":{"gp:id":55986498,"wd:id":"Q254056"},"src:geom":"mz","src:geom_alt":["zetashapes"],"wof:tags":[],"wof:population_rank":3,"zs:blockids":[180571111024009,180571111024005,180571111024023,180571111024015,180571111024006,180571111024010,180571111024013,180571111024014,180571111024007,180571111024008,180571111024025,180571111024012,180571111024026,180571111024016,180571111024011],"counts:names_languages":1,"zs:area_m":3088794.458734,"wof:supersedes":[],"lbl:longitude":-86.191815,"wof:parent_id":85941329,"wof:placetype_names":["neighbourhood"],"mz:hierarchy_label":0,"edtf:cessation":"uuuu"}