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: who interviewed Oswald after his return from the Soviet Union and prior to November twenty two, nineteen sixty three,

SOLUTION: who interviewed Oswald after his return from the Soviet Union and prior to November 22, 1963,

PROBLEM: a twelve:fifteen p.m. pickup at Continental to Greyhound, unloaded at twelve:thirty p.m.,

SOLUTION: a 12:15 p.m. pickup at Continental to Greyhound, unloaded at 12:30 p.m.,

PROBLEM: It is clear that the note was written while the Oswalds were living in Dallas before they moved to New Orleans in the spring of nineteen sixty three.

SOLUTION:
It is clear that the note was written while the Oswalds were living in Dallas before they moved to New Orleans in the spring of 1963.