This is a long file
These lines are the same in all three files
These lines are the same in all three files
This line is different in mine
These lines are the same in all three files
These lines are the same in all three files
These lines are the same in all three files
This line is different in yours
These lines are the same in all three files
These lines are the same in all three files
This line is different in yours and mine, but the same
These lines are the same in all three files
These lines are the same in all three files
These lines are the same in all three files
These lines are the same in all three files
This line is different in yours and mine, but the different in each
These lines are the same in all three files
These lines are the same in all three files
These lines are the same in all three files
These lines are the same in all three files
This line is deleted in mine
These lines are the same in all three files
These lines are the same in all three files
These lines are the same in all three files
This line is deleted in yours
These lines are the same in all three files
These lines are the same in all three files