
Okay, the topic is math:
Do you have pencil and paper, can you do adding and subtraction?
This guy, David Allen Cole wrote and sings 'Revenge.'
Revenge
David Allan Coe
Judy, I feel weary now
Older than a man of 33
The gates of Hell just opened
After 20 years the warden says I'm free
Tell I'm wrong
Line 2, the guy's currently 33 years old
Line 4, he has just served 20 years in the pen
So, 20 years in the pen, currently age 33, means he was 13 when he entered prison, for killing his spouse. humm