Sanjeon is a locality and its consensus geometry is derived from geonames.
{"gn:population":0,"geom:latitude":35.59309,"gn:name":"Sanjeon","wof:name":"Sanjeon","counts:names_total":4,"gn:feature_code":"PPL","gn:feature_class":"P","mz:is_current":-1,"wof:hierarchy":[{"continent_id":102191569,"country_id":85632231,"county_id":890474681,"locality_id":1209975467,"region_id":85673231}],"gn:dem":134,"mz:min_zoom":12,"lbl:min_zoom":13.5,"geom:area":0,"name:kor_x_preferred":["산전"],"gn:latitude":35.59309,"gn:asciiname":"Sanjeon","lbl:bbox":"129.06831,35.57309,129.10831,35.61309","counts:concordances_total":1,"gn:country_code":"KR","geom:type":"Point","wof:lastmodified":1566588128,"gn:admin1_code":"21.0","wof:belongsto":[102191569,85632231,85673231,890474681],"wof:repo":"whosonfirst-data-admin-kr","wof:country":"KR","counts:names_preferred":1,"geom:area_square_m":0,"counts:names_variant":3,"wof:breaches":[],"edtf:inception":"uuuu","iso:country":"KR","geom:bbox":"129.08831,35.59309,129.08831,35.59309","wof:superseded_by":[],"wof:geomhash":"f29ca8aeeca54256099046f3fdf2139e","name:und_x_variant":["Sanjŏn-ni","Sanjŏn","Sanjeon"],"wof:placetype_id":102312317,"mz:is_ceased":0,"lbl:max_zoom":18,"wof:placetype":"locality","gn:longitude":129.08831,"mz:is_deprecated":0,"gn:modification_date":"2016-03-10","geom:longitude":129.08831,"wof:id":1209975467,"wof:concordances":{"gn:id":1837540},"src:geom":"geonames","gn:geonameid":1837540,"wof:tags":[],"counts:names_languages":2,"wof:supersedes":[],"wof:parent_id":890474681,"wof:placetype_names":["locality"],"mz:hierarchy_label":1,"gn:timezone":"Asia/Seoul","edtf:cessation":"uuuu"}