<s>
Brains	B-General_Concept
in	I-General_Concept
Bahrain	I-General_Concept
was	O
an	O
eight-game	O
chess	B-Application
match	O
between	O
World	O
Chess	B-Application
Champion	O
Vladimir	O
Kramnik	O
and	O
the	O
computer	B-Application
program	I-Application
Deep	B-Application
Fritz	I-Application
7	O
,	O
held	O
in	O
October	O
2002	O
.	O
</s>
<s>
Kramnik	O
won	O
games	O
2	O
and	O
3	O
by	O
"	O
conventional	O
"	O
anti-computer	B-General_Concept
tactics	I-General_Concept
—	O
play	O
conservatively	O
for	O
a	O
long-term	O
advantage	O
the	O
computer	O
is	O
not	O
able	O
to	O
see	O
in	O
its	O
game	O
tree	O
search	O
.	O
</s>
<s>
True	O
to	O
form	O
,	O
Fritz	B-Application
found	O
a	O
watertight	O
defense	O
and	O
Kramnik	O
was	O
left	O
in	O
a	O
bad	O
position	O
.	O
</s>
<s>
However	O
,	O
post-game	O
analysis	O
has	O
shown	O
that	O
Fritz	B-Application
was	O
unlikely	O
to	O
have	O
been	O
able	O
to	O
force	O
a	O
win	O
—	O
Kramnik	O
gave	O
up	O
a	O
drawn	O
position	O
.	O
</s>
<s>
Fritz	B-Application
had	O
been	O
chosen	O
to	O
play	O
Kramnik	O
by	O
winning	O
a	O
qualifying	O
event	O
in	O
Cadaques	O
,	O
Spain	O
in	O
2001	O
.	O
</s>
<s>
The	O
other	O
competing	O
program	O
was	O
Junior	B-Application
;	O
the	O
reigning	O
world	O
computer	B-Application
chess	I-Application
champion	O
Shredder	B-Application
declined	O
an	O
invitation	O
to	O
compete	O
.	O
</s>
<s>
The	O
24-game	O
match	O
started	O
very	O
poorly	O
for	O
Fritz	B-Application
,	O
which	O
lost	O
five	O
games	O
in	O
a	O
row	O
before	O
coming	O
back	O
strongly	O
in	O
the	O
last	O
ten	O
games	O
to	O
tie	O
the	O
series	O
and	O
finally	O
win	O
the	O
play-off	O
.	O
</s>
<s>
Fritz	B-Application
became	O
Deep	B-Application
Fritz	I-Application
when	O
its	O
hardware	O
was	O
extended	O
to	O
an	O
eight-processor	O
machine	O
for	O
the	O
competition	O
.	O
</s>
<s>
Kramnik	O
was	O
given	O
several	O
advantages	O
in	O
his	O
match	O
against	O
Fritz	B-Application
when	O
compared	O
to	O
most	O
other	O
Man	O
vs.	O
Machine	O
matches	O
,	O
such	O
as	O
the	O
one	O
Garry	O
Kasparov	O
lost	O
against	O
Deep	B-General_Concept
Blue	I-General_Concept
in	O
1997	O
.	O
</s>
<s>
The	O
code	O
of	O
Fritz	B-Application
was	O
frozen	O
some	O
time	O
before	O
the	O
first	O
match	O
and	O
Kramnik	O
was	O
given	O
a	O
copy	O
of	O
Fritz	B-Application
to	O
practice	O
with	O
for	O
several	O
months	O
.	O
</s>
<s>
Another	O
difference	O
was	O
that	O
in	O
games	O
lasting	O
more	O
than	O
56	O
moves	O
,	O
Kramnik	O
was	O
allowed	O
to	O
adjourn	O
until	O
the	O
following	O
day	O
,	O
during	O
which	O
time	O
he	O
could	O
use	O
his	O
copy	O
of	O
Fritz	B-Application
to	O
aid	O
him	O
in	O
his	O
overnight	O
analysis	O
of	O
the	O
position	O
.	O
</s>
