{"id":"obr:work:deryni-checkmate","slug":"deryni-checkmate","url":"https://openbookrank.com/en/book/deryni-checkmate","urls":{"en":"https://openbookrank.com/en/book/deryni-checkmate","fr":"https://openbookrank.com/fr/livre/deryni-checkmate"},"title":"Deryni Checkmate","titles":{"it":"La sfida dei Deryni","fr":"La Chasse aux magiciens","de":"Die Zauberfürsten","en":"Deryni Checkmate"},"author":{"id":"obr:author:null","name":"Katherine Kurtz","api":"https://openbookrank.com/api/v1/authors/null.json"},"year":1972,"pages":318,"originalLanguage":null,"identifiers":{"wikidata":"Q3207268","openLibrary":null,"isbn13":"9782266056496","isbns":["9782266056496"],"isbnByLanguage":{},"googleBooks":null,"hardcover":"deryni-checkmate","amazon":null},"score":{"value":null,"scale":10,"ratings":23,"confidence":null,"rawAverage":null,"method":"bayesian-weighted-average","priorWeight":147,"minRatings":50,"methodology":"https://openbookrank.com/en/methodology"},"sources":[],"ranks":[],"popularity":{"ratingsPercentile":58,"wikipediaPageviews":null,"editions":null},"series":{"id":"obr:series:deryni-novels","slug":"deryni-novels","title":"Deryni novels","position":2,"volumes":16,"api":"https://openbookrank.com/api/v1/series/deryni-novels.json"},"awards":[],"adaptations":[],"similar":[],"citation":"BookRank (openbookrank.com) lists \"Deryni Checkmate\" by Katherine Kurtz 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"}