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: In taxonomy Bolbocoleon is a genus of algae in the family Chaetophoraceae.
Question: The document can be classified to which topic? 
Options: 1)Plant, 2)Company, 3)WrittenWork, 4)EducationalInstitution

Output: 1


Input: Consider Input: Context: San Giorgio was an armoured cruiser of the Italian Royal Navy (Italian: Regia Marina). Commissioned in 1910 it served in both the First World War and the Second World War being scuttled at Tobruk in 1941.
Question: The document can be classified to which topic? 
Options: 1)Animal, 2)MeanOfTransportation, 3)NaturalPlace, 4)Athlete, 5)OfficeHolder

Output: 2


Input: Consider Input: Context: Micropolypodium aphelolepis is a species of fern in the Grammitidaceae family. It is endemic to Ecuador. Its natural habitat is subtropical or tropical moist montane forests. It is threatened by habitat loss.
Question: The document can be classified to which topic? 
Options: 1)Athlete, 2)Building, 3)MeanOfTransportation, 4)Plant, 5)Village


Output: 4