"Two Sides to Every Story".
It might be 'Separated by the Ages.'
years in a 'score'
P in the S S = Planets in the Solar System.
21 shillings in a Guinea
50 score for a Bulleye (in darts)
640 Acres in a Square Mile
3 Sides to a Triangle
64 squares on a chess board
Gun Salute
"syrup"
Back to square one.
Four strings on a double bass.