Annotated by blake78613 (1200): I purchased Nimzovitch's "Chess Praxis" in 1963 for $2.00. The section on blockading quickly puzzled me. I couldn't make any sense of it. One game ended in a draw, yet Nimozvitch claimed the blockade had triumphed. I soon gave up on the book. About twelve years later I attempted again to understand the blockade. It made a little more sense but much of it still puzzled me. The following …
Annotated by poder_yaqui (1200): A game where the cons of taking the e4 pawn in the Berlin defense are exposed. The so called Berlin defense or Berlin Wall, seldom seen at the highest level beacause of its strenght. Kramnik used it very often. The indirect protection of the pawn. The pawn should not be taken. Best and normal its the theorical continuation 5.-...Nd5, and after 6.-Bxc6 dxc5 7.-dxe5 Nf5 8.-Qxd8 Kxd7 the…
