. . "Celtes Folklore." . . "A poor Irish prince wins the love of the Princess of the Mountains after helping her to escape the wicked Sea King with magical aid of a mysterious black horse."@en . . . "A poor Irish prince wins the love of the Princess of the Mountains afeter helping her to escape the wicked Sea King with magical aid of a mysterious black horse." . . . . . . . . "Juvenile works" . "Juvenile works"@en . . . . . . . . "Fiction" . "Fiction"@en . "The black horse" . "The black horse"@en . . . . . . . "Fairy tales" .