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.

By August of nineteen sixty three, after a short three months in New Orleans, the city in which he had been born and had lived most of his early life,
By August of 1963, after a short 3 months in New Orleans, the city in which he had been born and had lived most of his early life,

In May of nineteen fifty nine, on another range, Oswald scored one hundred ninety one, which was one point over the minimum for ranking as a "marksman."
In May of 1959, on another range, Oswald scored 191, which was 1 point over the minimum for ranking as a "marksman."

In eighteen seventy one they crossed the Atlantic,

In 1871 they crossed the Atlantic,