instruction:
Given a disfluent sentence, modify the sentence to it to its equivalent fluent form, preserving the meaning of the sentence.
question:
What did Article 20 of the Allied Armistice terms require Warsaw no Germany to withdraw from?
answer:
What did Article 20 of the Allied Armistice terms require Germany to withdraw from?


question:
What city principal no proper has a population of 1,345,596?
answer:
What city proper has a population of 1,345,596?


question:
How many different network technologies where there before 1969 I mean 1973?
answer:

How many different network technologies where there before 1973?