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.

Example Input: whose life he had insured for thirteen thousand pounds.
Example Output: whose life he had insured for £13,000.

Example Input: seven. Certain of my documents are in the small blue valise.
Example Output: 7. Certain of my documents are in the small blue valise.

Example Input: In deciding whether Oswald carried a rifle to work in a long paper bag on November twenty two,
Example Output:
In deciding whether Oswald carried a rifle to work in a long paper bag on November 22,