Definition: In this task, you are given a text which is the body of a document. Your job is to classify the topic of the document into these categories: 1)Company, 2)Educational Institution, 3)Artist, 4)Athlete, 5)Office Holder, 6)Mean of transportation, 7)Building, 8)Natural place, 9)Village, 10)Animal, 11)Plant, 12)Album, 13)Film, 14)Written work. Your output should be the category number. Don't generate anything apart from numbers 1-14.
Input: Text:  HMS Rocket (H92) was an R-class destroyer of the Royal Navy that saw service during Second World War. Built by Scotts Shipbuilding and Engineering Company in Greenock Scotland she was launched in October 1942 and commissioned in August 1943.

6