<s>
On-Court	B-Application
Tennis	I-Application
is	O
a	O
computer	O
game	O
developed	O
by	O
Activision	O
's	O
Gamestar	O
division	O
and	O
published	O
in	O
1984	O
for	O
the	O
Commodore	O
64	O
.	O
</s>
<s>
On-Court	B-Application
Tennis	I-Application
is	O
a	O
tennis	O
simulation	O
in	O
which	O
the	O
player	O
can	O
challenge	O
either	O
the	O
computer	O
or	O
another	O
player	O
.	O
</s>
<s>
The	O
game	O
automatically	O
moves	O
the	O
avatar	B-Application
to	O
the	O
ball	O
;	O
the	O
player	O
controls	O
the	O
swing	O
and	O
timing	O
.	O
</s>
<s>
stated	O
that	O
the	O
Commodore	O
64	O
version	O
of	O
On-Court	B-Application
Tennis	I-Application
"	O
features	O
fluid	O
animation	O
,	O
highly	O
sophisticated	O
computerized	O
opponents	O
in	O
the	O
solitaire	O
mode	O
,	O
and	O
true-to-life	O
strategy	O
"	O
.	O
</s>
