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.
Q: Oswald told Fritz that after lunch he went outside, talked with Foreman Bill Shelley for five or ten minutes and then left for home.
A: 
Oswald told Fritz that after lunch he went outside, talked with Foreman Bill Shelley for 5 or 10 minutes and then left for home.