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 Scylla was a Leander-class frigate of the Royal Navy. She was built at Devonport Royal Dockyard and was the last RN frigate to be built at the Dockyard so far. Scylla was launched in August 1968 and commissioned in 1970. It was the start of a long and eventful career that ended with her sinking as an artificial reef in 2004.

6