<s>
Codebreaker	B-Application
is	O
a	O
video	O
game	O
released	O
in	O
1978	O
by	O
Atari	O
,	O
Inc	O
.	O
for	O
the	O
Atari	B-General_Concept
VCS	I-General_Concept
(	O
later	O
renamed	O
the	O
Atari	B-General_Concept
2600	I-General_Concept
)	O
.	O
</s>
<s>
It	O
was	O
in	O
the	O
first	O
wave	O
of	O
Atari	B-General_Concept
VCS	I-General_Concept
games	O
to	O
follow	O
the	O
original	O
nine	O
launch	O
titles	O
.	O
</s>
<s>
There	O
are	O
three	O
games	O
,	O
each	O
with	O
six	O
variations	O
:	O
Bagels	O
,	O
Nim	B-Application
,	O
and	O
Mastermind	O
.	O
</s>
