<s>
0	B-Application
Day	I-Application
Attack	I-Application
on	I-Application
Earth	I-Application
is	O
an	O
multidirectional	O
shooter	O
developed	O
by	O
Japanese	O
studio	O
Gulti	O
and	O
published	O
by	O
Square	O
Enix	O
for	O
the	B-Operating_System
Xbox	I-Operating_System
360	I-Operating_System
.	O
</s>
<s>
0	B-Application
Day	I-Application
Attack	I-Application
on	I-Application
Earth	I-Application
consists	O
of	O
28	O
levels	O
that	O
are	O
split	O
in	O
groups	O
of	O
seven	O
that	O
take	O
place	O
in	O
four	O
cities	O
.	O
</s>
<s>
Upon	O
its	O
release	O
,	O
0	B-Application
Day	I-Application
Attack	I-Application
on	I-Application
Earth	I-Application
was	O
met	O
with	O
"	O
generally	O
unfavorable	O
"	O
reviews	O
from	O
critics	O
,	O
with	O
an	O
aggregate	O
score	O
of	O
41%	O
on	O
Metacritic	O
.	O
</s>
