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: On August twenty two, it learned that Oswald had appeared on a radio discussion program on August twenty one.
Example Output: On August 22, it learned that Oswald had appeared on a radio discussion program on August 21.

Example Input: Givens thought this was about eleven:fifty five a.m.
Example Output: Givens thought this was about 11:55 a.m.

Example Input: In eighteen forty four
Example Output:
In 1844