The Endgame Tactician: Frontal Defense
The Frontal Defense was invented by Tarrasch. It's a method that a defender can use to draw a R+P vs R ending when his king is cut-off from the pawn. This technique is only effective if the pawn hasn't crossed the middle of the board.
Below is the original analysis from Tarrasch on how to defend three different attacks. Remember to click on "Move List" so you can also see what doesn't work and why.
The first plan demonstrated the main drawing idea. But a strong opponent is likely to come up with something a bit more crafty! Let's look at a couple more ideas.
If you followed all the above, you should now have a good understanding of this position and a basic idea how the Frontal Defense works.