TASK DEFINITION: The task is reading a paragraph containing numbers as digits. The digits can be used to represent Quantity, Dates and Time, Addresses or Positions. Convert the digits into their text equivalents. If a number has a prefix, postfix or punctuation preserve it in the text equivalent. 100000 is translated as hundred thousand, Roman numerals are also translated. If multiple numbers are present convert all instances.
PROBLEM: When interviewed by FBI agents on January 21, 1964,

SOLUTION: When interviewed by FBI agents on January twenty one, nineteen sixty four,

PROBLEM: The necessary preliminaries took some time, but the contracts for the new building were completed in 1849, when the works were commenced.

SOLUTION: The necessary preliminaries took some time, but the contracts for the new building were completed in eighteen forty nine, when the works were commenced.

PROBLEM: Background and Possible Motives, Part 4.

SOLUTION:
Background and Possible Motives, Part four.