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.

[Q]: Text:  Cornwall Iron Furnace is a designated National Historic Landmark that is administered by the Pennsylvania Historical and Museum Commission in Cornwall Lebanon County Pennsylvania in the United States. The furnace was a leading Pennsylvania iron producer from 1742 until it was shut down in 1883. The furnaces support buildings and surrounding community have been preserved as a historical site and museum providing a glimpse into Lebanon County's industrial past.
[A]: 7


[Q]: Text:  The Sauro Class were a group of destroyers built for the Italian Navy in the late 1920s. They were based in the Red Sea Italian colony of Eritrea and all fought in World War II being sunk during the East African Campaign in 1941.These ships were an enlarged version of the Sella-class destroyer with six rather than four torpedo tubes a 60 cm increase in beam and a new bridge structure.
[A]: 6


[Q]: Text:  The New York Palace is a hotel combining the historic landmark Villard Mansion with a modern 55-story tower. Located at the center of Manhattan in Midtown at the corner of 50th Street and Madison Avenue the luxury hotel is directly across the street from St Patrick's Cathedral.
[A]:
7