tests/__data__/input/data/cities.json

[{"country":"AD","subdivision":"AD-02","code":"ADCAN","name":"Canillo","wikidata_id":"Q386802"},{"country":"CA","subdivision":"CA-ON","code":"CAAAC","name":"Ailsa Craig","wikidata_id":"Q65963197"},{"country":"HK","subdivision":null,"code":"HK9SK","name":"Sai Kung","wikidata_id":"Q206377"}]