<s>
Rip	B-Application
Off	I-Application
is	O
a	O
multidirectional	O
shooter	O
with	O
black	O
and	O
white	O
vector	O
graphics	O
written	O
by	O
Tim	O
Skelly	O
and	O
released	O
as	O
an	O
arcade	B-Application
video	I-Application
game	I-Application
by	O
Cinematronics	O
in	O
1980	O
.	O
</s>
<s>
A	O
port	O
for	O
the	O
Vectrex	B-Operating_System
was	O
published	O
in	O
1982	O
.	O
</s>
<s>
The	O
objective	O
of	O
Rip	B-Application
Off	I-Application
is	O
to	O
prevent	O
computer-controlled	O
enemies	O
from	O
stealing	O
eight	O
canisters	O
at	O
the	O
center	O
of	O
the	O
screen	O
.	O
</s>
<s>
Rip	B-Application
Off	I-Application
was	O
cloned	O
as	O
Bacterion	O
!,	O
published	O
in	O
1984	O
as	O
a	O
type-in	O
program	O
for	O
the	O
Atari	B-Device
8-bit	I-Device
family	I-Device
.	O
</s>
