Add punctuation: 1421 The Empress Catharine II of Russia 1729 96
A: 1421. The Empress Catharine II of Russia (1729 96).

Add punctuation: Saudi Arabia photos of Saudi Arabia Kingdom Tower in Riyadh photography
A: Saudi Arabia, photos of Saudi Arabia, Kingdom Tower in Riyadh - photography

Add punctuation: The main purpose was to ascertain local knowledge and userpreferences which along with an analysis of formal legal requirements in this field are to insure that any future implementation is conducted with local accept and support
A:
The main purpose was to ascertain local knowledge and user-preferences which, along with an analysis of formal legal requirements in this field, are to insure that any future implementation is conducted with local accept and support.