instruction:
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.
question:
Context: The Mill Creek is a 19-mile (31 km) long tributary of Lake Erie in Erie County in the U.S. state of Pennsylvania. It flows from Millcreek Township through the city of Erie into Presque Isle Bay. Much of the creek in the city was channeled into the Mill Creek Tube which was constructed after the Mill Creek's disastrous flood struck the city in 1915.
Question: The document can be classified to which topic? 
Options: 1)Athlete, 2)NaturalPlace, 3)Animal, 4)WrittenWork, 5)OfficeHolder
answer:
2


question:
Context: Hapleginella is a genus of fly in the family Chloropidae.
Question: The document can be classified to which topic? 
Options: 1)EducationalInstitution, 2)Building, 3)NaturalPlace, 4)Animal, 5)MeanOfTransportation
answer:
4


question:
Context: Yaho Kitabatake (北畠 八穂 Kitabatake Yaho 5 October 1903 - 18 March 1982) was a poet and children's fiction writer in Shōwa period Japan.
Question: The document can be classified to which topic? 
Options: 1)Artist, 2)Building, 3)Animal, 4)MeanOfTransportation, 5)WrittenWork
answer:

1