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: Mucum River is a river of Amazonas state in north-western Brazil.
Question: The document can be classified to which topic? 
Options: 1)Plant, 2)NaturalPlace, 3)EducationalInstitution, 4)WrittenWork

Output: 2


Input: Consider Input: Context: Lady of the Lake was a wooden steamboat that operated on Puget Sound from 1897 to 1903. Following a fire in 1903 the vessel was rebuilt as the tug Ruth.
Question: The document can be classified to which topic? 
Options: 1)MeanOfTransportation, 2)OfficeHolder, 3)Animal, 4)Building

Output: 1


Input: Consider Input: Context: Marquette Senior High School (MSHS) is a public high school located in Marquette Michigan. The high school serves grades 9-12 with a student enrollment around 1396 - approximately 51% male to 49% female.[citation needed] High-school age resident athletes from the U.S. Olympic Education Center at Northern Michigan University attend classes at MSHS. The present high school is located on the site of the former Munising Wood Products factory at the corner of Fair Avenue and Lincoln Avenue.
Question: The document can be classified to which topic? 
Options: 1)Album, 2)OfficeHolder, 3)Animal, 4)EducationalInstitution


Output: 4