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 Q]: Context: Tired Business Men is a 1927 American short silent comedy film directed by Robert A. McGowan. It was the 60th Our Gang short subject released..
Question: The document can be classified to which topic? 
Options: 1)OfficeHolder, 2)Animal, 3)EducationalInstitution, 4)Film, 5)NaturalPlace
[EX A]: 4

[EX Q]: Context: Lough Mask (Irish: Loch Measca) is a limestone lough (lake) of 20500 acres (83 km²) in County Mayo Ireland north of Lough Corrib. Lough Mask is the upper of the two lakes which empty into the Corrib River through Galway into Galway Bay. The lake is popular for its trout fishing.
Question: The document can be classified to which topic? 
Options: 1)Album, 2)NaturalPlace, 3)WrittenWork, 4)Building, 5)OfficeHolder
[EX A]: 2

[EX Q]: Context: The Porter River is a river of the Canterbury Region of New Zealand's South Island. It rises close to the southern end of the Craigieburn Range east of Lake Coleridge flowing generally northeast to reach the Broken River close to Castle Hill. the Porter Heights Skifield is located above the river valley's western flank and State Highway 73 follows the river's course for some distance to the west of Porters Pass
Question: The document can be classified to which topic? 
Options: 1)WrittenWork, 2)MeanOfTransportation, 3)NaturalPlace, 4)OfficeHolder, 5)Building
[EX A]:
3