<s>
Human	B-Application
Cannonball	I-Application
is	O
a	O
non-military	O
variant	O
of	O
an	O
artillery	B-Application
video	I-Application
game	I-Application
released	O
in	O
1979	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>
The	O
game	O
was	O
in	O
the	O
first	O
wave	O
of	O
Atari	B-General_Concept
VCS	I-General_Concept
games	O
after	O
the	O
original	O
nine	O
launch	O
titles	O
.	O
</s>
<s>
Although	O
the	O
programmer	O
is	O
unknown	O
,	O
the	O
game	O
is	O
based	O
on	O
an	O
unreleased	O
arcade	B-Application
video	I-Application
game	I-Application
designed	O
by	O
Owen	O
Rubin	O
,	O
called	O
Cannonball	O
.	O
</s>
<s>
The	O
player	O
must	O
fire	O
a	O
cannon	O
at	O
the	O
correct	O
angle	O
and	O
speed	O
to	O
fire	O
a	O
human	B-Application
cannonball	I-Application
(	O
a	O
man	O
shot	O
from	O
a	O
cannon	O
)	O
into	O
a	O
water	O
tower	O
.	O
</s>
<s>
In	O
an	O
October	O
1979	O
review	O
,	O
Creative	B-General_Concept
Computing	I-General_Concept
described	O
the	O
game	O
as	O
"	O
good	O
fun	O
"	O
but	O
easy	O
to	O
master	O
,	O
and	O
described	O
the	O
game	O
as	O
being	O
modelled	O
on	O
a	O
previous	O
game	O
called	O
Shoot	O
.	O
</s>
<s>
Modern	O
reviewers	O
have	O
been	O
more	O
negative	O
about	O
Human	B-Application
Cannonball	I-Application
.	O
</s>
<s>
In	O
contrast	O
,	O
Adventure	O
:	O
The	O
Atari	B-General_Concept
2600	I-General_Concept
at	O
the	O
Dawn	O
of	O
Console	O
Gaming	O
described	O
it	O
as	O
"	O
good	O
quality	O
"	O
.	O
</s>
