Bobby Fischer Teaches Chess
Page 22.
"Let's see how checkmate is accomplished and how your opponent might escape it.
"Observe the difference between the two positions in each of the groups below:
For the second diagram I was unable to put a caption. Here it is: "In this slightly different position the attacked King cannot capture the White Rook. As a matter of fact, Black has no defense; he is checkmated. The game is over."
Sorry for any typos.
Apache15
