CASE #1
BEFORE
AFTER
CASE #3
BEFORE
AFTER
CASE #5
BEFORE
AFTER
CASE #7
BEFORE
AFTER
CASE #9
BEFORE
AFTER
CASE #11
BEFORE
AFTER
CASE #2
BEFORE
AFTER
CASE #4
BEFORE
AFTER
CASE #6
BEFORE
AFTER
CASE #8
BEFORE
AFTER
CASE #10
BEFORE
AFTER
CASE #12
BEFORE
AFTER
CASE #13
BEFORE
AFTER