<s>
Fritz	B-Application
is	O
a	O
German	O
chess	B-Application
program	I-Application
originally	O
developed	O
for	O
Chessbase	O
by	O
Frans	B-Application
Morsch	I-Application
based	O
on	O
his	O
Quest	O
program	O
,	O
ported	O
to	O
DOS	O
,	O
and	O
then	O
Windows	O
by	O
Mathias	B-Application
Feist	I-Application
.	O
</s>
<s>
With	O
version	O
13	O
,	O
Morsch	O
retired	O
,	O
and	O
his	O
engine	O
was	O
first	O
replaced	O
by	O
Gyula	O
Horvath	O
's	O
Pandix	O
,	O
and	O
then	O
with	O
Fritz	B-Application
15	O
,	O
Vasik	O
Rajlich	O
's	O
Rybka	B-Application
.	O
</s>
<s>
The	O
latest	O
version	O
of	O
the	O
consumer	O
product	O
is	O
Fritz	B-Application
18	O
Neuronal	O
.	O
</s>
<s>
In	O
1991	O
,	O
the	O
German	O
company	O
ChessBase	O
approached	O
the	O
Dutch	O
chess	B-Application
programmer	O
Frans	B-Application
Morsch	I-Application
about	O
writing	O
a	O
chess	B-Application
engine	I-Application
to	O
add	O
to	O
the	O
database	O
program	O
which	O
they	O
sold	O
.	O
</s>
<s>
Morsch	O
adapted	O
his	O
Quest	O
program	O
,	O
and	O
ChessBase	O
released	O
it	O
for	O
sale	O
that	O
year	O
as	O
Knightstalker	O
in	O
the	O
U.S.	O
and	O
Fritz	B-Application
throughout	O
the	O
rest	O
of	O
the	O
world	O
.	O
</s>
<s>
In	O
1995	O
,	O
Fritz	B-Application
3	O
won	O
the	O
World	O
Computer	B-Application
Chess	I-Application
Championship	O
in	O
Hong	O
Kong	O
,	O
beating	O
an	O
early	O
version	O
of	O
Deep	B-General_Concept
Blue	I-General_Concept
.	O
</s>
<s>
In	O
1998	O
,	O
Fritz	B-Application
5	O
was	O
released	O
including	O
a	O
Friend	O
mode	O
which	O
would	O
cause	O
the	O
engine	O
to	O
adjust	O
its	O
strength	O
of	O
play	O
over	O
the	O
course	O
of	O
a	O
game	O
based	O
on	O
the	O
level	O
the	O
opponent	O
appeared	O
to	O
be	O
playing	O
.	O
</s>
<s>
Fritz	B-Application
5.32	O
was	O
released	O
soon	O
after	O
replacing	O
the	O
16-bit	O
architecture	O
with	O
a	O
32-bit	O
one	O
.	O
</s>
<s>
In	O
2002	O
,	O
Deep	B-Application
Fritz	I-Application
drew	O
the	O
Brains	B-General_Concept
in	I-General_Concept
Bahrain	I-General_Concept
match	O
against	O
Vladimir	O
Kramnik	O
4	O
–	O
4	O
.	O
</s>
<s>
Fritz	B-Application
7	O
,	O
which	O
was	O
released	O
that	O
year	O
,	O
included	O
the	O
ability	O
to	O
play	O
on	O
the	O
Playchess	O
server	O
.	O
</s>
<s>
In	O
November	O
2003	O
,	O
X3D	B-Application
Fritz	I-Application
,	O
a	O
version	O
of	O
Deep	B-Application
Fritz	I-Application
with	O
a	O
3D	O
interface	O
,	O
drew	O
a	O
four-game	O
match	O
against	O
Garry	O
Kasparov	O
.	O
</s>
<s>
Fritz	B-Application
8	I-Application
,	O
which	O
appeared	O
around	O
this	O
time	O
,	O
provided	O
a	O
3D	O
Spanish	O
room	O
setting	O
for	O
games	O
to	O
take	O
place	O
.	O
</s>
<s>
Fritz	B-Application
9	O
added	O
a	O
3D	O
virtual	O
opponent	O
,	O
the	O
Turk	O
.	O
</s>
<s>
In	O
2004	O
,	O
Fritz	B-Application
8	I-Application
added	O
a	O
Handicap	O
and	O
Fun	O
mode	O
,	O
allowing	O
players	O
to	O
choose	O
the	O
Elo	O
rating	O
and	O
style	O
that	O
the	O
engine	O
will	O
use	O
.	O
</s>
<s>
Chessbase	O
native	O
engines	O
can	O
use	O
the	O
Handicap	O
feature	O
:	O
Chess	B-Application
Tiger	I-Application
,	O
Crafty	B-Application
,	O
the	O
Fritz	B-Application
engine	O
,	O
Hiarcs	B-Application
,	O
Houdini	B-Application
,	O
Junior	B-Application
,	O
Rybka	B-Application
,	O
Shredder	B-Application
and	O
Zappa	B-Application
.	O
</s>
<s>
Fruit	B-Application
and	O
Stockfish	B-Application
.	O
</s>
<s>
On	O
June	O
23	O
,	O
2005	O
,	O
in	O
the	O
ABC	O
Times	O
Square	O
studios	O
,	O
the	O
AI	O
Accoona	B-Application
Toolbar	O
,	O
driven	O
by	O
a	O
Fritz	B-Application
9	O
prototype	O
,	O
drew	O
against	O
the	O
then	O
FIDE	O
World	O
Champion	O
Rustam	O
Kasimdzhanov	O
.	O
</s>
<s>
From	O
November	O
25	O
to	O
December	O
5	O
,	O
2006	O
Deep	B-Application
Fritz	I-Application
played	O
a	O
six-game	O
match	O
against	O
Kramnik	O
in	O
Bonn	O
.	O
</s>
<s>
Fritz	B-Application
was	O
able	O
to	O
win	O
4	O
–	O
2	O
.	O
</s>
<s>
On	O
SSDF	O
's	O
September	O
2010	O
rating	O
list	O
,	O
Deep	B-Application
Fritz	I-Application
12	O
placed	O
sixth	O
with	O
a	O
rating	O
of	O
3110	O
,	O
135	O
points	O
higher	O
than	O
Deep	B-Application
Junior	I-Application
10.1	O
,	O
and	O
103	O
points	O
lower	O
than	O
no	O
.	O
</s>
<s>
1	O
ranked	O
Deep	B-Application
Rybka	I-Application
3	O
x64	O
.	O
</s>
<s>
Deep	B-Application
Fritz	I-Application
11	O
is	O
eighth	O
on	O
the	O
same	O
list	O
,	O
with	O
a	O
rating	O
of	O
3073	O
.	O
</s>
<s>
On	O
the	O
December	O
2010	O
edition	O
of	O
the	O
CCRL	O
rating	O
list	O
,	O
Deep	B-Application
Fritz	I-Application
12	O
placed	O
sixth	O
with	O
an	O
Elo	O
rating	O
of	O
3088	O
,	O
29	O
points	O
higher	O
than	O
Deep	B-Application
Junior	I-Application
11.1a	O
x64	O
,	O
and	O
174	O
points	O
lower	O
than	O
no	O
.	O
</s>
<s>
1	O
ranked	O
Deep	B-Application
Rybka	I-Application
4	O
x64	O
.	O
</s>
<s>
Deep	B-Application
Fritz	I-Application
11	O
is	O
also	O
sixth	O
on	O
the	O
same	O
list	O
,	O
with	O
a	O
rating	O
of	O
3097	O
.	O
</s>
<s>
Fritz	B-Application
has	O
not	O
kept	O
up	O
with	O
modern	O
advances	O
,	O
attaining	O
only	O
14th	O
on	O
the	O
2013	O
CCRL	O
rating	O
list	O
and	O
not	O
participating	O
in	O
any	O
world	O
championships	O
since	O
2004	O
.	O
</s>
<s>
The	O
2013	O
release	O
of	O
Deep	B-Application
Fritz	I-Application
14	O
switched	O
engines	O
from	O
the	O
original	O
author	O
Frans	B-Application
Morsch	I-Application
's	O
to	O
Pandix	O
,	O
written	O
by	O
Gyula	O
Horváth	O
.	O
</s>
<s>
Fritz	B-Application
15	O
was	O
released	O
on	O
November	O
25	O
,	O
2015	O
with	O
new	O
features	O
,	O
including	O
switching	O
to	O
Vasik	O
Rajlich	O
's	O
famous	O
Rybka	B-Application
engine	O
.	O
</s>
<s>
Fritz	B-Application
16	O
was	O
released	O
on	O
November	O
12	O
,	O
2017	O
with	O
a	O
new	O
Easy	O
game	O
mode	O
which	O
provides	O
for	O
assisted	O
calculation	O
marking	O
good	O
moves	O
with	O
a	O
green	O
circle	O
and	O
bad	O
moves	O
with	O
a	O
red	O
one	O
.	O
</s>
<s>
This	O
version	O
again	O
uses	O
the	O
Rybka	B-Application
engine	O
.	O
</s>
<s>
Fritz	B-Application
17	O
was	O
released	O
on	O
November	O
12	O
,	O
2019	O
,	O
and	O
uses	O
the	O
Ginkgo	B-Application
engine	O
.	O
</s>
<s>
Fritz	B-Application
18	O
was	O
released	O
on	O
November	O
16	O
,	O
2021	O
.	O
</s>
<s>
On	O
March	O
30	O
,	O
2022	O
,	O
Fritz	B-Application
18	O
Neuronal	O
was	O
released	O
that	O
supplemented	O
Fritz	B-Application
's	O
handcrafted	O
evaluation	O
with	O
an	O
efficiently	B-General_Concept
updatable	I-General_Concept
neural	I-General_Concept
network	I-General_Concept
.	O
</s>
<s>
In	O
July	O
2021	O
,	O
the	O
developers	O
of	O
the	O
open	B-License
source	I-License
Stockfish	B-Application
chess	I-Application
engine	I-Application
filed	O
a	O
lawsuit	O
against	O
Chessbase	O
alleging	O
that	O
Fat	O
Fritz	B-Application
2.0	O
is	O
a	O
derivative	O
of	O
Stockfish	B-Application
and	O
is	O
in	O
violation	O
of	O
a	O
"	O
central	O
obligation	O
"	O
of	O
Stockfish	B-Application
's	O
GNU	B-License
General	I-License
Public	I-License
License	I-License
.	O
</s>
<s>
In	O
November	O
2022	O
,	O
a	O
settlement	O
was	O
reached	O
in	O
which	O
was	O
agreed	O
that	O
the	O
license	O
obligations	O
of	O
the	O
GPL-3.0	O
for	O
the	O
products	O
Fat	O
Fritz	B-Application
2	O
and	O
Houdini	B-Application
6	O
have	O
not	O
been	O
complied	O
with	O
.	O
</s>
<s>
In	O
the	O
future	O
,	O
Chessbase	O
will	O
comply	O
with	O
the	O
license	O
terms	O
and	O
to	O
adequately	O
inform	O
the	O
public	O
about	O
the	O
use	O
of	O
the	O
Stockfish	B-Application
software	O
in	O
its	O
products	O
.	O
</s>
<s>
The	O
American	O
company	O
Viva	O
Media	O
,	O
now	O
a	O
division	O
of	O
Encore	O
,	O
Inc	O
.	O
has	O
been	O
licensed	O
to	O
sell	O
many	O
versions	O
of	O
the	O
Fritz	B-Application
engine	O
and	O
GUI	O
combination	O
.	O
</s>
<s>
British	O
game	O
publisher	O
Eidos	O
Interactive	O
(	O
now	O
part	O
of	O
Square	O
Enix	O
Europe	O
)	O
published	O
Fritz	B-Application
6	O
and	O
7	O
.	O
</s>
<s>
In	O
1998	O
,	O
the	O
German	O
company	O
Data	O
Becker	O
released	O
the	O
program	O
3D	O
Schach	O
Genie	O
,	O
containing	O
the	O
Shredder	B-Application
engine	O
and	O
Fritz	B-Application
interface	O
.	O
</s>
<s>
The	O
German	O
company	O
Purple	O
Hills	O
sold	O
Fritz	B-Application
6	O
through	O
12	O
as	O
Profi	O
Schach	O
1	O
through	O
7	O
.	O
</s>
<s>
British	O
Excalibur	O
Publishing	O
has	O
published	O
Fritz	B-Application
9	O
through	O
14	O
.	O
</s>
<s>
American	O
book	O
publisher	O
Simon	O
&	O
Schuster	O
featured	O
the	O
Fritz	B-Application
engine	O
in	O
their	O
Extreme	O
Chess	B-Application
program	I-Application
,	O
as	O
have	O
German	O
game	O
publisher	O
TopWare	O
Interactive	O
in	O
their	O
Battle	O
vs	O
.	O
</s>
<s>
Chess	B-Application
game	O
.	O
</s>
<s>
Fritz	B-Application
and	O
Chesster	O
is	O
a	O
series	O
of	O
introductory	O
chess	B-Application
programs	I-Application
based	O
on	O
the	O
Fritz	B-Application
engine	O
.	O
</s>
<s>
Each	O
program	O
provides	O
basic	O
tutorials	O
and	O
games	O
based	O
on	O
one	O
aspect	O
of	O
chess	B-Application
,	O
allowing	O
children	O
to	O
learn	O
the	O
basic	O
rules	O
easily	O
without	O
overwhelming	O
them	O
with	O
too	O
many	O
options	O
at	O
once	O
.	O
</s>
<s>
Games	O
follow	O
Prince	O
Fritz	B-Application
,	O
the	O
son	O
of	O
King	O
White	O
,	O
and	O
his	O
cousin	O
Bianca	O
,	O
as	O
Chesster	O
the	O
rat	O
(	O
among	O
others	O
)	O
teaches	O
them	O
the	O
fundamentals	O
of	O
chess	B-Application
so	O
that	O
they	O
can	O
defeat	O
King	O
Black	O
.	O
</s>
<s>
Learn	B-Application
To	I-Application
Play	I-Application
Chess	I-Application
With	I-Application
Fritz	I-Application
and	I-Application
Chesster	I-Application
covers	O
all	O
the	O
rules	O
of	O
chess	B-Application
,	O
from	O
basic	O
moves	O
to	O
castling	O
and	O
stalemate	O
.	O
</s>
<s>
Learn	B-Application
To	I-Application
Play	I-Application
Chess	I-Application
With	I-Application
Fritz	I-Application
and	I-Application
Chesster	I-Application
2	O
:	O
Chess	B-Application
in	O
the	O
Black	O
Castle	O
covers	O
chess	B-Application
strategy	O
and	O
tactics	O
,	O
chess	B-Application
openings	O
,	O
and	O
endgames	O
.	O
</s>
<s>
Learn	B-Application
To	I-Application
Play	I-Application
Chess	I-Application
With	I-Application
Fritz	I-Application
and	I-Application
Chesster	I-Application
,	O
part	O
3	O
:	O
Chess	B-Application
for	O
Winners	O
contains	O
opening	O
schemes	O
,	O
tactics	O
,	O
recognizing	O
checkmates	B-Application
,	O
endgame	O
training	O
,	O
and	O
key	O
squares	O
.	O
</s>
<s>
The	O
editors	O
of	O
Computer	O
Games	O
Magazine	O
nominated	O
Fritz	B-Application
6	O
for	O
their	O
2000	O
"	O
Classic	O
Game	O
of	O
the	O
Year	O
"	O
award	O
.	O
</s>
