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.

Input: Consider Input: Context: The Tansa River is a small river near Mumbai India and is one of Mumbai's water sources via Tansa Lake. It is embanked by one of the largest masonry dams in the world built in 1892. The embankment is nearly 2 miles long 118 ft (36 m) high and 30 metres thick at the base. The dam has 1.31 cubic kilometres capacity of water retention. The dam has about 38 spillway gates. This article incorporates text from a publication now in the public domain:
Question: The document can be classified to which topic? 
Options: 1)Album, 2)Company, 3)OfficeHolder, 4)NaturalPlace

Output: 4


Input: Consider Input: Context: The Nuova Accademia di Belle Arti New Academy of Fine Arts also known as NABA is a privately run university in Milan Lombardy Italy. It has approximately 1200 students[citation needed] some of whom are from abroad; it participates in the Erasmus Programme.
Question: The document can be classified to which topic? 
Options: 1)Athlete, 2)Company, 3)EducationalInstitution, 4)MeanOfTransportation

Output: 3


Input: Consider Input: Context: The Andes giant glass frog (Centrolene andinum) is a species of frog in the Centrolenidae family.It is found in Colombia and Venezuela. In Spanish it is known as ranita de cristal Andina.Its natural habitats are subtropical or tropical moist lowland forests subtropical or tropical moist montane forests rivers rural gardens and heavily degraded former forest. It is not considered threatened by the IUCN.
Question: The document can be classified to which topic? 
Options: 1)Animal, 2)NaturalPlace, 3)WrittenWork, 4)Village


Output: 1