TASK DEFINITION: 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.
PROBLEM: seven. Certain of my documents are in the small blue valise.

SOLUTION: 7. Certain of my documents are in the small blue valise.

PROBLEM: Between the hours of eight and nine p.m. they were occupied with the children in the bedrooms located at the extreme east end of the house.

SOLUTION: Between the hours of 8 and 9 p.m. they were occupied with the children in the bedrooms located at the extreme east end of the house.

PROBLEM: the evidence linking Oswald to the attempted killing of Maj. Gen. Edwin A. Walker (Resigned, U.S. Army) on April ten, nineteen sixty three,

SOLUTION:
the evidence linking Oswald to the attempted killing of Maj. Gen. Edwin A. Walker (Resigned, U.S. Army) on April 10, 1963,