Task: Text Categorization
Input (English): Context: The Merman's Children is a 1979 fantasy novel by Poul Anderson inspired by Danish legends of Mermen and Mermaids from Danish folklore. Portions of the work had previously been published as an identically titled novella and the novelette The Tupilak in the anthologies Flashing Swords! #1 (1973) and Flashing Swords! #4: Barbarians and Black Magicians (1977).
Question: The document can be classified to which topic? 
Options: 1)Animal, 2)Film, 3)WrittenWork, 4)MeanOfTransportation
Output (English): 3