The task is to read a passage and convert numbers in their text forms into digit forms. The text numbers can be used to represent Quantity, Dates and Time, Addresses or Positions.

[Q]: and his unsuccessful attempt to go to Cuba in late September of nineteen sixty three.
[A]: and his unsuccessful attempt to go to Cuba in late September of 1963.


[Q]: The invoice was prepared on March thirteen, nineteen sixty three; the revolver was actually shipped on March twenty by Railway Express.
[A]: The invoice was prepared on March 13, 1963; the revolver was actually shipped on March 20 by Railway Express.


[Q]: Yet another act passed in seventeen ninety one, if properly observed, should have insured proper attention to them.
[A]:
Yet another act passed in 1791, if properly observed, should have insured proper attention to them.