The major tactics of chess: a treatise on evolutions; the proper employment of the forces in strategic, tactical, and logistic planes (1898)
Young, Franklin Knowles, 1857- · Boston, Little, Brown and company · leaf 158
White. Whenever a pawn altitude intersects a Rooks quad-rilateral, then, if the pawn has not crossed the point ofintersection, the adverse Rook wins the given pawn. Note Obviously, whenever a pawn altitude is coin-cident with one side of a Rooks quadrilateral, all thepoints are points of… … ^Vhite. A Knight posted at R1 or R 8, and having to move^is lost if all the points on its perimeter are contained inthe sides of an adverse Rooks quadrilateral. Note. — Obviously the R would equally win if postedat Q B 6. 136 MAJOR TACTICS, EVOLUTION No. 13 FiGUEE 117. Eook vs. Knight.Black. wm m…
Chess
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