{"id":"obr:work:the-secret-of-the-abandoned-castle","slug":"the-secret-of-the-abandoned-castle","url":"https://openbookrank.com/de/buch/the-secret-of-the-abandoned-castle","urls":{"de":"https://openbookrank.com/de/buch/the-secret-of-the-abandoned-castle"},"title":"The Secret of the Abandoned Castle","titles":{"de":"Das Geheimnis des verlassenen Schlosses","en":"The Secret of the Abandoned Castle","uk":"Таємниця покинутого замку"},"author":{"id":"obr:author:null","name":"Alexander Volkov","api":"https://openbookrank.com/api/v1/authors/null.json"},"year":1976,"pages":null,"originalLanguage":null,"identifiers":{"wikidata":"Q1168165","openLibrary":null,"isbn13":null,"isbns":[],"isbnByLanguage":{},"googleBooks":null,"hardcover":null,"amazon":null},"score":{"value":null,"scale":10,"ratings":0,"confidence":null,"rawAverage":null,"method":"bayesian-weighted-average","priorWeight":147,"minRatings":50,"methodology":"https://openbookrank.com/en/methodology"},"sources":[],"ranks":[],"popularity":{"ratingsPercentile":0,"wikipediaPageviews":null,"editions":null},"series":{"id":"obr:series:emerald-city","slug":"emerald-city","title":"Emerald City","position":null,"volumes":7,"api":"https://openbookrank.com/api/v1/series/emerald-city.json"},"awards":[],"adaptations":[],"similar":[],"citation":"BookRank (openbookrank.com) lists \"The Secret of the Abandoned Castle\" by Alexander Volkov but does not score it: it has fewer than 50 reader ratings (snapshot 2026-10-28).","snapshot":"2026-10-28","license":"CC-BY-4.0"}