Given the task definition, example input & output, solve the new input case.
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: Jacob ate three burgers today.
Output: Jacob ate 3 burgers today.
The number in text form three is converted into the number in digit form 3.

New input case for you: on April ten, nineteen sixty three.
Output:
on April 10, 1963.