<s>
Vastar	B-Application
is	O
a	O
horizontally	O
scrolling	O
shooter	O
released	O
in	O
arcades	O
in	O
1983	B-Application
.	O
</s>
<s>
In	O
the	O
year	O
2956	O
AD	O
,	O
a	O
fighting	O
robot	B-Algorithm
named	O
Vastar	B-Application
was	O
developed	O
by	O
scientists	O
in	O
order	O
to	O
protect	O
Earth	O
from	O
the	O
Galaxy	O
Empire	O
.	O
</s>
<s>
In	O
some	O
points	O
of	O
the	O
game	O
,	O
ruins	O
of	O
the	O
Statue	O
of	O
Liberty	O
,	O
Mount	O
Rushmore	O
and	O
the	O
Rapa	B-Language
Nui	I-Language
(	O
famous	O
Easter	O
Island	O
's	O
statues	O
)	O
can	O
be	O
seen	O
.	O
</s>
<s>
The	O
player	O
controls	O
Vastar	B-Application
,	O
a	O
fighting	O
flying	O
robot	B-Algorithm
that	O
can	O
shoot	O
enemies	O
with	O
laser	O
beams	O
.	O
</s>
<s>
Vastar	B-Application
is	O
destroyed	O
by	O
enemy	O
contact	O
or	O
strike	O
but	O
it	O
is	O
provided	O
with	O
a	O
shield	O
that	O
must	O
be	O
activated	O
to	O
prevent	O
attacks	O
.	O
</s>
<s>
When	O
the	O
shield	O
's	O
energy	O
runs	O
out	O
,	O
Vastar	B-Application
turns	O
itself	O
in	O
an	O
airship	O
that	O
still	O
can	O
shoot	O
laser	O
beams	O
but	O
it	O
's	O
defenseless	O
against	O
strikes	O
.	O
</s>
<s>
As	O
the	O
player	O
reaches	O
Vastar	B-Application
's	O
base	O
(	O
as	O
well	O
if	O
the	O
player	O
loses	O
a	O
life	O
and	O
restarts	O
with	O
another	O
one	O
)	O
,	O
the	O
shield	O
's	O
power	O
is	O
fully	O
charged	O
again	O
and	O
Vastar	B-Application
returns	O
to	O
its	O
default	O
form	O
.	O
</s>
