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: Oswald apparently started reading about communism when he was about fifteen.
Example Output: Oswald apparently started reading about communism when he was about 15.

Example Input: At the execution of Governor Wall, in eighteen oh two, the furious hatred of the mob was plainly apparent in their appalling cries.
Example Output: At the execution of Governor Wall, in 1802, the furious hatred of the mob was plainly apparent in their appalling cries.

Example Input: and eight point two five seconds respectively.
Example Output:
and 8.25 seconds respectively.