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.
One example: Text: The Mansfield Building Society is a UK building society which has its headquarters in Mansfield Nottinghamshire. It is a member of the Building Societies Association.
Question: The document can be classified to which topic? Options: 1)Animal, 2)Plant, 3)Building, 4)Company, 5)WrittenWork
Solution is here: 3
Explanation: Mansfield Building Society is a UK building society. Hence, option 3 is the correct answer

Now, solve this: Context: Lough Erne or Loch Erne (pronounced lokh airn from Irish: Loch Eirne) is the name of two connected lakes in County Fermanagh Northern Ireland. It is the second-biggest lake system in Northern Ireland and Ulster and the fourth biggest in Ireland. The lakes are widened sections of the River Erne which flows north and then curves west into the Atlantic. The smaller southern lake is called the Upper Lough (as it is further up the river) or South Lough.
Question: The document can be classified to which topic?
Options: 1)Company, 2)Album, 3)Plant, 4)NaturalPlace, 5)Village
Solution:
4