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.

Ex Input:
looked at his watch and said "twelve:thirty" to the driver, Special Agent Greer.

Ex Output:
looked at his watch and said "12:30" to the driver, Special Agent Greer.


Ex Input:
At the time of the assassination PRS was a very small group, comprised of twelve specialists and three clerks.

Ex Output:
At the time of the assassination PRS was a very small group, comprised of 12 specialists and 3 clerks.


Ex Input:
as discussed in chapter three.

Ex Output:

as discussed in chapter 3.