instruction:
Given a disfluent sentence, modify the sentence to it to its equivalent fluent form, preserving the meaning of the sentence.
question:
How many avulsions have occurred in upland areas or actually just the past 6000 years?
answer:
How many avulsions have occurred in the past 6000 yeas?


question:
In which or no make that year did Harvard Stadium become the first ever concrete reinforced stadium in the country?
answer:
In what year did Harvard Stadium become the first ever concrete reinforced stadium in the country?


question:
What is the second level  of territorial division in Poland no the basic unit there?
answer:
What is the basic unit of territorial division in Poland?