<s>
Chase	B-Application
the	I-Application
Chuck	I-Application
Wagon	I-Application
is	O
a	O
1983	O
promotional	O
video	O
game	O
written	O
by	O
Mike	O
Schwartz	O
for	O
the	O
Atari	B-General_Concept
2600	I-General_Concept
and	O
distributed	O
by	O
Purina	O
.	O
</s>
<s>
Chase	B-Application
the	I-Application
Chuck	I-Application
Wagon	I-Application
is	O
a	O
maze	B-Application
game	I-Application
.	O
</s>
<s>
The	O
object	O
of	O
each	O
maze	B-Application
screen	O
is	O
to	O
move	O
Chuckie	O
,	O
the	O
dog	O
,	O
through	O
mazes	B-Application
of	O
four	O
different	O
designs	O
and	O
escape	O
through	O
the	O
opening	O
directly	O
below	O
the	O
chuckwagon	O
.	O
</s>
<s>
The	O
player	O
has	O
limited	O
time	O
(	O
60	O
or	O
30	O
seconds	O
depending	O
on	O
the	O
difficulty	O
setting	O
)	O
per	O
maze	B-Application
to	O
accomplish	O
this	O
.	O
</s>
<s>
There	O
are	O
two	O
obstacles	O
in	O
each	O
maze	B-Application
:	O
the	O
dog	O
catcher	O
moves	O
through	O
the	O
maze	B-Application
,	O
and	O
,	O
if	O
he	O
touches	O
Chuckie	O
,	O
the	O
player	O
loses	O
one	O
life	O
;	O
the	O
bouncing	O
object	O
(	O
bone	O
,	O
etc	O
.	O
)	O
</s>
<s>
travels	O
back	O
and	O
forth	O
across	O
the	O
maze	B-Application
unhindered	O
by	O
the	O
maze	B-Application
walls	O
,	O
and	O
,	O
if	O
it	O
touches	O
Chuckie	O
,	O
he	O
will	O
be	O
frozen	O
momentarily	O
(	O
signified	O
by	O
the	O
maze	B-Application
changing	O
color	O
)	O
,	O
making	O
it	O
more	O
difficult	O
to	O
reach	O
the	O
end	O
of	O
maze	B-Application
within	O
the	O
time	O
limit	O
or	O
avoid	O
the	O
dog	O
catcher	O
.	O
</s>
<s>
After	O
successfully	O
completing	O
a	O
maze	B-Application
,	O
a	O
reward	O
screen	O
appears	O
.	O
</s>
<s>
If	O
the	O
player	O
misses	O
,	O
no	O
points	O
are	O
awarded	O
and	O
the	O
game	O
advances	O
to	O
the	O
next	O
maze	B-Application
screen	O
.	O
</s>
<s>
Chuckies	O
are	O
lost	O
when	O
time	O
runs	O
out	O
on	O
a	O
maze	B-Application
or	O
upon	O
contact	O
with	O
the	O
dog	O
catcher	O
.	O
</s>
<s>
The	O
amount	O
of	O
time	O
left	O
at	O
the	O
end	O
of	O
each	O
maze	B-Application
is	O
the	O
player	O
's	O
score	O
for	O
that	O
stage	O
.	O
</s>
<s>
The	O
player	O
uses	O
the	O
joystick	O
to	O
move	O
Chuckie	O
through	O
mazes	B-Application
and	O
to	O
change	O
his	O
facing	O
on	O
the	O
reward	O
screen	O
.	O
</s>
<s>
Chase	B-Application
the	I-Application
Chuck	I-Application
Wagon	I-Application
is	O
far	O
from	O
the	O
rarest	O
of	O
games	O
for	O
the	O
Atari	B-General_Concept
2600	I-General_Concept
,	O
but	O
it	O
is	O
often	O
referred	O
to	O
as	O
the	O
Holy	O
Grail	O
of	O
Atari	B-General_Concept
2600	I-General_Concept
video	O
game	O
collecting	O
.	O
</s>
