<s>
Killer	B-Application
Gorilla	I-Application
is	O
a	O
clone	O
of	O
Donkey	B-Application
Kong	I-Application
written	O
by	O
Adrian	O
Stephens	O
and	O
published	O
by	O
Micro	O
Power	O
for	O
the	O
BBC	B-Device
Micro	I-Device
in	O
1983	O
.	O
</s>
<s>
It	O
was	O
ported	O
to	O
the	O
Acorn	B-Device
Electron	I-Device
and	O
Amstrad	B-Device
CPC	I-Device
computers	O
in	O
1984	O
.	O
</s>
<s>
Stephens	O
wrote	O
Killer	B-Application
Gorilla	I-Application
at	O
the	O
age	O
of	O
17	O
after	O
buying	O
a	O
magazine	O
with	O
screenshots	O
of	O
Donkey	B-Application
Kong	I-Application
.	O
</s>
<s>
Stephens	O
wrote	O
two	O
other	O
games	O
for	O
Micro	O
Power	O
:	O
Escape	O
From	O
Moonbase	O
Alpha	O
and	O
Mr	O
EE	O
,	O
a	O
clone	O
of	O
Universal	O
's	O
Mr.	B-Application
Do	I-Application
!	I-Application
.	O
</s>
<s>
The	O
game	O
involves	O
controlling	O
a	O
man	O
to	O
reach	O
a	O
fair-haired	O
heiress	O
trapped	O
by	O
a	O
large	O
gorilla	B-Application
at	O
the	O
top	O
of	O
the	O
screen	O
.	O
</s>
<s>
The	O
character	O
is	O
controlled	O
using	O
Z	O
for	O
left	O
,	O
X	O
for	O
right	O
,	O
and	O
return	B-Device
to	O
jump	O
.	O
</s>
<s>
The	O
game	O
appeared	O
on	O
a	O
number	O
of	O
compilations	O
including	O
10	O
Computer	O
Hits	O
(	O
1985	O
)	O
,	O
Micropower	O
Magic	O
2	O
(	O
1986	O
)	O
and	O
Superior	B-Device
Software	I-Device
's	O
highly	O
regarded	O
Play	O
It	O
Again	O
Sam	O
3	O
(	O
1988	O
)	O
.	O
</s>
<s>
PIAS	O
3	O
also	O
included	O
a	O
game	O
called	O
Killer	B-Application
Gorilla	I-Application
2	I-Application
but	O
this	O
was	O
actually	O
a	O
re-titled	O
early	O
Superior	B-Device
Software	I-Device
game	O
.	O
</s>
<s>
Based	O
on	O
Donkey	B-Application
Kong	I-Application
Junior	I-Application
and	O
originally	O
released	O
as	O
Zany	O
Kong	O
Junior	O
in	O
1984	O
,	O
it	O
was	O
soon	O
withdrawn	O
after	O
a	O
cease	O
and	O
desist	O
from	O
Atarisoft	O
,	O
who	O
owned	O
the	O
home	O
computer	O
rights	O
to	O
the	O
original	O
game	O
.	O
</s>
<s>
Ironically	O
,	O
Atarisoft	O
had	O
commissioned	O
Adrian	O
Stephens	O
to	O
officially	O
port	O
Donkey	B-Application
Kong	I-Application
Junior	I-Application
to	O
the	O
BBC	B-Device
Micro	I-Device
after	O
seeing	O
Killer	B-Application
Gorilla	I-Application
,	O
but	O
the	O
game	O
was	O
never	O
released	O
as	O
Atarisoft	O
decided	O
to	O
abandon	O
the	O
BBC	O
platform	O
.	O
</s>
