Task: Text Categorization
Input (English): Context: Ferugliotheriidae is one of two known families in the order Gondwanatheria an enigmatic group of extinct mammals. Gondwanatheres have been classified as a group of uncertain affinities or as members of Multituberculata a major extinct mammalian order. The best-known representative of Ferugliotheriidae is the genus Ferugliotherium from the Late Cretaceous epoch in Argentina.
Question: The document can be classified to which topic? 
Options: 1)NaturalPlace, 2)Animal, 3)WrittenWork, 4)Album, 5)Building
Output (English): 2