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: Lake Lagunitas is a reservoir on Lagunitas Creek in Marin County California.It is one of seven reservoirs providing potable water to the Marin Municipal Water District. Built in 1873 it is the oldest and smallest lake in the Mount Tamalpais watershed.[citation needed]
Question: The document can be classified to which topic? 
Options: 1)WrittenWork, 2)Animal, 3)Company, 4)NaturalPlace

Ex Output:
4


Ex Input:
Context: The Ewing-Snell Ranch was established between 1896 and 1898 by Erastus Ewing in Carbon County Montana on Layout Creek between Bighorn Canyon and the Pryor Mountains in a region called Dryhead Country. Ewing took up ranching after failing as a gold miner. Erastus Ewing was born in Tennessee about 1846 arriving in Montana in the 1880s to look for gold. He staked numerous claims one of which controlled the water rights for Layout Creek.
Question: The document can be classified to which topic? 
Options: 1)MeanOfTransportation, 2)Athlete, 3)Film, 4)Building, 5)Village

Ex Output:
4


Ex Input:
Context: South Tyneside College is a large further education college in South Tyneside in North East England. Its main site is in the town of South Shields. The college offers part-time and full-time courses for young students and adults. It was formed in 1984 by the merger of Hebburn Technical College and the Marine and Technical College the latter founded in 1861 by a trust created by Dr Thomas Winterbottom a former surgeon-general in Sierra Leone.
Question: The document can be classified to which topic? 
Options: 1)EducationalInstitution, 2)OfficeHolder, 3)WrittenWork, 4)Village, 5)Artist

Ex Output:

1