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: Photographs is an album by Patrick Sky released in 1969.
Question: The document can be classified to which topic? 
Options: 1)Building, 2)Artist, 3)EducationalInstitution, 4)Album, 5)Village

Ex Output:
4


Ex Input:
Context: Artifacts II: 1989–1994 (2008) is the second collection of previously unreleased demos by Acumen Nation recorded at various home studios from 1989–1994 with new EQ and mastering. The collection features material originally performed as Acumen Nation and later for the DJ? Acucrack debut only to be discarded. The album celebrates the band's roots in the WaxTrax! era dedicated to the memory of Jim Nash.
Question: The document can be classified to which topic? 
Options: 1)Plant, 2)NaturalPlace, 3)Company, 4)Album, 5)Building

Ex Output:
4


Ex Input:
Context: HMS Porcupine was a P-class destroyer built by Vickers Armstrong on the River Tyne. She was ordered on 20 October 1939 laid down on 26 December 1939 and launched on 10 June 1941. She was commissioned on 31 August 1942 but had a relatively short active career. She was torpedoed in 1942 but salvaged and not finally broken up until 1947.
Question: The document can be classified to which topic? 
Options: 1)WrittenWork, 2)Building, 3)MeanOfTransportation, 4)Artist, 5)Plant

Ex Output:

3