Given a disfluent sentence, modify the sentence to it to its equivalent fluent form, preserving the meaning of the sentence.
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Question: In what year did David Tappan die make that Harvard President Joseph Willard?

Answer: In what year did Harvard President Joseph Willard die?


Question: What can or no make that where can a tribute to the fall of Katyn be found?

Answer: Where can a tribute to the fall of Katyn be found?


Question: What percentage of people died in Central Asia or no make that in Crimea of the Black Death?

Answer:
What percentage of people died in Crimea of the Black Death?