In this task you will be given a text passage from a trivia quiz. You should choose the category this question belongs to from these categories: History, Science, Social Science, Fine Arts, Literature. You can only choose one category, so if in doubt, please choose the closest match.

One antagonist in this work leaves behind the head of Aeschere after killing him. Unferth argues that the success of this work's title character was due to luck. A villager steals a golden cup from a cave towards the end of this work. The title character  beheads the corpse of a figure who had been attacking Herot and decides to help King Hrothgar at its beginning. At the end of this work, Wiglaf helps the protagonist battle a dragon which ultimately kills the hero. For 10 points, name this epic poem about a hero who killed the monster Grendel.
Literature

This country produced a film whose title character rebels against Pedro de Ursua during a search for El Dorado, Aguirre, the Wrath of God. In another film from this country, Francis and Jane investigate the sleepwalking Cesare, who is kept in the title object. The title sea vessel of another film from this country is heavily damaged after refueling in La Spezia and a majority of its crew is killed in a facility bombing. Two other films from here involve Elsie's murder by Beckert and Rotwang's creation of Maria's robot double. This country produced The Cabinet of Dr. Caligari, Das Boot, M, and Metropolis. For 10 points, name this country home to the director Fritz Lang.
Fine Arts

The most famous duet from this work has seen variations written on it by Danzi and Chopin, and is followed by Ah, fuggi il traditor! The overture opens with two diminished seventh chords and a D-minor scale, a figure that appears again in the climactic penultimate scene. In that scene, the servant sings Gia la mensa preparata to the title character before a murdered character reappears, singing A cenar teco minvitasti. The titular sinner is urged to repent, but he refuses twice while his servant Leporello cowers under a table. For 10 points, name this piece with a libretto by Lorenzo da Ponte in which a statue crashes a banquet to banish the title wooer of Zerlina and Elvira, an opera of Wolfgang Amadeus Mozart.

Fine Arts