Futility Closet

Tableau

Posted in Puzzles by Greg Ross on November 15th, 2007

Place two white rooks and a white knight on this board so that Black is checkmated:

http://ia331305.us.archive.org/2/items/amusementsinmath16713gut/16713-h/16713-h.htm#X_356_QUEER_CHESS

The solution need not be reachable in a normal game.

(Answer)