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: Petr Vasiliev (also Pyotr Vasiliev Uzbek: ; born April 21 1981) is a retired Uzbekistani swimmer who specialized in freestyle events.
Question: The document can be classified to which topic?
Options: 1)EducationalInstitution, 2)Plant, 3)Building, 4)Athlete

Ex Output:
4

Ex Input:
Context: Lake Lesina (Italian:Lago di Lesina or Laguna di Lesina) situated in the north of Puglia between Tavoliere delle Puglie and the promontory of Gargano is the ninth largest lake in Italy and the second of the southern part of the country. It is about 22 km long an average of 2.4 km wide and covers an area of 51.4 km.Two canals Acquarotta and Schiapparo link it to the Adriatic Sea from which it is separated by a dune known as Bosco Isola between 1 and 2 km in width and 16 km in length.
Question: The document can be classified to which topic?
Options: 1)Athlete, 2)Company, 3)EducationalInstitution, 4)NaturalPlace

Ex Output:
4

Ex Input:
Context: Inari Konkon Koi Iroha ( Inari Konkon ABCs of Love) also known as InaKon () for short is a Japanese manga series written and illustrated by Morohe Yoshida which began serialization in Kadokawa Shoten's Young Ace magazine from August 2010. A television anime adaptation by Production IMS aired in Japan between January and March 2014.
Question: The document can be classified to which topic?
Options: 1)Village, 2)Album, 3)Company, 4)WrittenWork

Ex Output:
4