<s>
Call	B-Application
of	I-Application
Duty	I-Application
:	I-Application
World	I-Application
at	I-Application
War	I-Application
is	O
a	O
first-person	O
shooter	O
video	O
game	O
in	O
the	O
Call	B-Application
of	I-Application
Duty	I-Application
franchise	O
,	O
released	O
for	O
the	O
Nintendo	B-Device
DS	I-Device
.	O
</s>
<s>
Gameplay	O
and	O
controls	O
in	O
World	O
at	O
War	O
remain	O
similar	O
to	O
Modern	B-Application
Warfare	I-Application
.	O
</s>
<s>
The	O
directional	B-Device
pad	I-Device
controls	O
movement	O
.	O
</s>
<s>
The	O
player	O
mans	O
additional	O
emplacements	O
including	O
machine-gun	O
turrets	O
and	O
anti-aircraft	B-Application
guns	O
.	O
</s>
<s>
No	O
perks	O
or	O
multiplayer	O
rank-ups	O
are	O
included	O
in	O
the	O
game	O
,	O
nor	O
does	O
the	O
game	O
have	O
a	O
zombie	O
mode	O
from	O
its	O
console	O
counterparts	O
;	O
the	O
first	O
and	O
only	O
Call	B-Application
of	I-Application
Duty	I-Application
DS	B-Device
game	O
to	O
have	O
such	O
a	O
mode	O
would	O
be	O
Black	B-Application
Ops	I-Application
.	O
</s>
<s>
They	O
capture	O
the	O
nearby	O
town	O
and	O
destroy	O
a	O
Panzer	O
tank	O
and	O
an	O
AA	B-Application
emplacent	O
,	O
followed	O
by	O
a	O
supply	O
line	O
in	O
the	O
next	O
mission	O
.	O
</s>
<s>
He	O
mans	O
an	O
anti-aircraft	B-Application
gun	O
and	O
drives	O
away	O
the	O
Japanese	O
planes	O
that	O
fill	O
the	O
sky	O
.	O
</s>
<s>
His	O
first	O
job	O
is	O
to	O
take	O
out	O
the	O
AA	B-Application
guns	O
around	O
the	O
castle	O
.	O
</s>
<s>
The	O
Nintendo	B-Device
DS	I-Device
version	O
received	O
an	O
average	O
score	O
of	O
75	O
out	O
of	O
100	O
based	O
on	O
12	O
reviews	O
on	O
Metacritic	O
,	O
indicating	O
"	O
generally	O
favorable	O
reviews	O
"	O
.	O
</s>
<s>
IGN	O
scored	O
Call	B-Application
of	I-Application
Duty	I-Application
:	I-Application
World	I-Application
at	I-Application
War	I-Application
version	O
at	O
8.3/10	O
,	O
praising	O
elements	O
including	O
a	O
surprising	O
level	O
of	O
complexity	O
for	O
the	O
hardware	O
,	O
"	O
impressive	O
sound	O
production	O
all	O
around	O
"	O
,	O
fun	O
gameplay	O
and	O
great	O
multiplayer	O
.	O
</s>
<s>
GameSpot	O
scored	O
the	O
game	O
8.0/10	O
,	O
praising	O
technical	O
achievements	O
of	O
the	O
engine	O
and	O
audio	O
which	O
"	O
...	O
deliver	O
the	O
true	O
Call	B-Application
of	I-Application
Duty	I-Application
experience	O
"	O
.	O
</s>
