<s>
Cosmic	B-Application
Chasm	I-Application
is	O
a	O
1982	O
vector	O
game	O
originally	O
created	O
by	O
GCE	O
for	O
the	O
Vectrex	B-Operating_System
home	O
game	O
system	O
.	O
</s>
<s>
The	O
player	O
controls	O
a	O
space	O
ship	O
armed	O
with	O
lasers	O
and	O
shields	O
on	O
a	O
mission	O
to	O
destroy	O
the	O
Cosmic	B-Application
Chasm	I-Application
space	O
station	O
from	O
the	O
inside	O
out	O
.	O
</s>
<s>
In	O
the	O
Vectrex	B-Operating_System
version	O
the	O
player	O
controls	O
a	O
drilling	O
vehicle	O
that	O
not	O
only	O
has	O
lasers	O
and	O
shields	O
but	O
a	O
drilling	O
tip	O
that	O
must	O
be	O
used	O
to	O
penetrate	O
and	O
nullify	O
the	O
force-fields	O
that	O
block	O
the	O
exits	O
.	O
</s>
<s>
The	O
Vectrex	B-Operating_System
version	O
also	O
has	O
a	O
map	O
but	O
it	O
is	O
not	O
permanently	O
displayed	O
at	O
the	O
top	O
of	O
the	O
screen	O
like	O
the	O
arcade	O
version	O
.	O
</s>
<s>
Finally	O
,	O
since	O
this	O
is	O
a	O
Vectrex	B-Operating_System
game	O
,	O
it	O
only	O
features	O
a	O
monochrome	O
vector	O
display	O
.	O
</s>
