In this task, you are given a text which is the body of a document. You are given a question and options. Pick the correct number. Don't generate anything else apart from the numbers provided in options.

Ex Input:
Context: The Ciobu River is a tributary of the Teleajen River in Romania.
Question: The document can be classified to which topic? 
Options: 1)NaturalPlace, 2)Artist, 3)EducationalInstitution, 4)Film, 5)WrittenWork

Ex Output:
1


Ex Input:
Context: Luck in the Shadows is the first book in Lynn Flewelling's Nightrunner series. Set in a fictional universe the novel follows the adventures of a complex thief and his apprentice as they are targeted by magical forces and attempt to unravel a political conspiracy. It is followed by Stalking Darkness Traitor's Moon Shadows Return and The White Road. Luck in the Shadows is being made into a movie.
Question: The document can be classified to which topic? 
Options: 1)NaturalPlace, 2)Artist, 3)WrittenWork, 4)Film

Ex Output:
3


Ex Input:
Context: The Mote in God's Eye is a science fiction novel by American writers Larry Niven and Jerry Pournelle first published in 1974. The story is set in the distant future of Pournelle's CoDominium universe and charts the first contact between humanity and an alien species. The title of the novel is a wordplay on Luke 6:41–42 and Matthew 7:3–5 which names a star as seen from a newly settled planet. The Mote in God's Eye was nominated for the Hugo Nebula and Locus Awards in 1975. Robert A.
Question: The document can be classified to which topic? 
Options: 1)Athlete, 2)WrittenWork, 3)Film, 4)Building, 5)MeanOfTransportation

Ex Output:

2