Task: Text Categorization
Input (English): This faction arose from a 13th century conflict over the imperial crown between Otto of Brunswick and Frederick II. It takes its name from a corruption of Waiblingen, an estate that belonged to the Hohenstaufen emperors. The conflict later moved to Italy, where this faction earned its present name, representing Pisa, Verona, and Arezzo. Its members were expelled from Florence in 1266, and in 1334 Pope Benedict XII forbade the use of this name and its rival faction's name. Representing those that favored imperial over papal authority, FTP, identify this faction constantly opposed to Dante and his Guelphs.
Output (English): History