<s>
Top	B-Application
Gun	I-Application
is	O
a	O
shoot	O
'	O
em	O
up	O
combat	O
flight	O
simulation	O
game	O
based	O
on	O
the	O
1986	O
hit	O
film	O
Top	B-Application
Gun	I-Application
.	O
</s>
<s>
It	O
is	O
an	O
adaptation	O
of	O
VS.	O
Top	B-Application
Gun	I-Application
,	O
a	O
1987	O
Nintendo	B-Application
VS.	I-Application
System	I-Application
arcade	O
game	O
also	O
by	O
Konami	O
.	O
</s>
<s>
As	O
the	O
second	O
game	O
to	O
establish	O
the	O
Top	B-Application
Gun	I-Application
game	O
series	O
,	O
it	O
was	O
followed	O
by	O
Top	B-Application
Gun	I-Application
:	I-Application
The	I-Application
Second	I-Application
Mission	I-Application
.	O
</s>
<s>
It	O
is	O
known	O
for	O
its	O
extremely	B-Device
high	I-Device
difficulty	I-Device
.	O
</s>
<s>
Top	B-Application
Gun	I-Application
is	O
a	O
shoot	O
'	O
em	O
up	O
combat	O
flight	O
simulation	O
game	O
,	O
viewed	O
from	O
a	O
first-person	O
perspective	O
inside	O
the	O
cockpit	O
of	O
an	O
F-14	O
fighter	O
plane	O
.	O
</s>
<s>
The	O
game	O
is	O
based	O
on	O
the	O
1986	O
hit	O
film	O
Top	B-Application
Gun	I-Application
,	O
and	O
is	O
played	O
across	O
four	O
levels	O
,	O
each	O
one	O
involving	O
the	O
player	O
fighting	O
off	O
enemy	O
MiGs	O
.	O
</s>
<s>
All	O
three	O
planes	O
being	O
destroyed	O
yields	O
game	B-Application
over	I-Application
with	O
no	O
continue	O
.	O
</s>
<s>
Top	B-Application
Gun	I-Application
was	O
a	O
commercial	O
hit	O
.	O
</s>
<s>
The	O
Games	O
Machine	O
stated	O
that	O
like	O
most	O
NES	O
games	O
,	O
Top	B-Application
Gun	I-Application
had	O
an	O
emphasis	O
on	O
playability	O
rather	O
than	O
graphical	O
presentation	O
.	O
</s>
<s>
Steve	O
Jarratt	O
of	O
ACE	O
praised	O
the	O
sound	O
effects	O
and	O
wrote	O
that	O
Top	B-Application
Gun	I-Application
"	O
is	O
visually	O
sparse	O
but	O
the	O
sprites	O
are	O
extremely	O
effective	O
–	O
especially	O
in	O
the	O
air-to-air	O
combat	O
"	O
.	O
</s>
<s>
The	O
magazine	O
concluded	O
,	O
"	O
While	O
Top	B-Application
Guns	I-Application
a	O
fun	O
blast	O
,	O
it	O
has	O
n't	O
got	O
any	O
lasting	O
pull.	O
"	O
</s>
