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:  USS Crossbill (AMc-9) was a coastal minesweeper of the United States Navy. Built in 1937 as North Star by the Watchorn Yacht and Boat Works San Pedro California the ship was acquired by the U.S. Navy on 31 October 1940 and commissioned as USS Crossbill (AMc 9) on 22 March 1941. Crossbill operated in an in-service status attached to the 14th Naval District from 1941 to 1947. Crossbill was decommissioned in 1947. Fate unknown.

6