how to play chess endgames book

THE ART OF DEFENCE 261
passivity is sufficient to maintain the status
quo.
16.03
P.Cramling - L.Couso
Swedish Ch (Linkoping] 2001
Against precise defence, White cannot break
through.
l. ...th2?
Black had to play 1...gf8! 2 B'.d7 (2 .i.fl?
gd8 =) 2 ... .i.b8, keeping the blockade intact.
2 .i.fl! .i.gl 3 .i.d3 'it>gS
3 ... .thz? 4 gx.rs gx.rs+ 5 'it>g4 .tg1 6 .tx.rs+
'it>f6 7 'it>f4 .i.h2+ (7 ... .i.xe3+ 8 'i!i'xe3 'it>xf5 9
'it>f3 +-) 8 'it>e4 +- (A.Rabinovich in CBM).
4 ges .i.h2 s gds .tgl 6 e4 @h4?
Here the king has no prospects. It should
have gone in the other direction to join the fight
against the passed pawns: 6 ... @f6 7 e5+ 'it>e7 8
X'td6 ±.
7 es .th2 8 !ld8 1-0
16.04
M.Marin - R.Knaak
Stara Zagara Z 1990
the effect that "I won the exchange and got a
losing position". From this you see how difficult
it can be from the psychological point of
view to cope with a sudden radical alteration in
the course of the game.
3 •.. X'te8 4 gcs h6 s 'it>el @gl 6 'it>d2 @g6 7
ges ID'e7 8 f4 (D)
B
D) Defensive Sacrifices
After a sudden alteration to the pawn-structure,
the opponent can easily lose the plot (see following
diagram).
1 .i.dl!? tl"ld3+ 2 gxd3 cxd3 3 .i.b3
It is obvious that after this sequence, Rainer
Knaak completely lost confidence in his position
and quickly went under, even though objectively
it still looks very good for Black. In
Secrets of Chess Defence, Marin quoted Knaak
as having said in their post-mortem words to
8 •.. .i.d7?
8 ... 'it>g7! 9 f5 .i.d7 10 'it>xd3 exf5 11 X!xe7+
.!:!xe7 12 ex.f5 ges +.
9 .i.c4 as?
Black panics. You should never give up material
for no reason! 9 ... .i.c8 was better.
10 gxaS gxf4?!
Exchanges usually relieve the pressure on
the defender, but here it improves White's weak
structure and exposes Black's own king.