Aug 20*	Sunday-2: Last (-2) Sunday
Aug 20*	Sun-2: Last (-2) Sunday
Aug 20*	Sunday+3: Third Sunday
Aug 20*	Sun+3: Third Sunday
Aug 20*	Sunday+3: Third Sunday in August
Aug 20*	Sun+3: Third Sunday in August
Aug 20*	Third: Third Sunday in August
Aug 20*	20 of every month
Aug 20*	Sunday: Every Sunday
Aug 21*	Monday-2: Last (-2) Monday
Aug 21*	Mon-2: Last (-2) Monday
Aug 21*	Monday+3: Third Monday
Aug 21*	Mon+3: Third Monday
Aug 21*	Monday+3: Third Monday in August
Aug 21*	Mon+3: Third Monday in August
Aug 21*	Third: Third Monday in August
Aug 21*	21 of every month
Aug 21*	Monday: Every Monday