<s>
Social	B-Application
City	I-Application
was	O
a	O
real-time	O
city-building	B-Application
simulation	O
game	O
developed	O
in	O
association	O
with	O
American	O
studio	O
PushButton	O
Labs	O
and	O
published	O
by	O
Playdom	O
.	O
</s>
<s>
Social	B-Application
City	I-Application
was	O
released	O
as	O
an	O
application	O
for	O
Facebook	B-Application
and	O
the	O
iPhone	B-Device
.	O
</s>
<s>
The	O
iPhone	B-Device
version	O
was	O
developed	O
by	O
Playdom	O
in	O
their	O
Mountain	O
View	O
,	O
CA	O
office	O
.	O
</s>
<s>
In	O
2010	O
,	O
Social	B-Application
City	I-Application
won	O
the	O
first	O
ever	O
"	O
Best	O
Social	O
Network	O
Game	O
"	O
award	O
presented	O
at	O
GDC	O
Online	O
.	O
</s>
<s>
In	O
addition	O
,	O
it	O
was	O
ranked	O
the	O
#2	O
Facebook	B-Application
game	O
available	O
in	O
2010	O
by	O
Inside	O
Social	O
Games	O
.	O
</s>
<s>
City	O
of	O
Wonder	O
,	O
another	O
city-building	B-Application
game	I-Application
built	O
upon	O
the	O
same	O
PushButton	O
Engine	O
and	O
also	O
developed	O
by	O
Playdom	O
was	O
named	O
the	O
#1	O
Facebook	B-Application
game	O
available	O
in	O
2010	O
by	O
Inside	O
Social	O
Games	O
.	O
</s>
<s>
Social	B-Application
City	I-Application
had	O
around	O
5.7	O
Million	O
monthly	O
active	O
users	O
on	O
Facebook	B-Application
as	O
of	O
September	O
2010	O
however	O
this	O
number	O
has	O
been	O
as	O
high	O
as	O
nearly	O
13	O
Million	O
monthly	O
active	O
users	O
.	O
</s>
<s>
The	O
core	O
genre	O
of	O
Social	B-Application
City	I-Application
is	O
city	O
building	O
where	O
players	O
build	O
their	O
own	O
cities	O
with	O
a	O
range	O
of	O
buildings	O
ranging	O
from	O
leisure	O
(	O
which	O
makes	O
citizens	O
happy	O
)	O
,	O
factory	O
(	O
which	O
produce	O
goods	O
for	O
money	O
)	O
and	O
residential	O
buildings	O
(	O
which	O
the	O
player	O
can	O
"	O
move	O
"	O
citizens	O
into	O
to	O
increase	O
their	O
cities	O
population	O
.	O
</s>
<s>
Much	O
in	O
the	O
way	O
of	O
other	O
Facebook	B-Application
applications	O
,	O
Social	B-Application
City	I-Application
relies	O
heavily	O
on	O
the	O
player	O
adding	O
neighbours	O
.	O
</s>
<s>
In	O
November	O
2011	O
,	O
it	O
was	O
announced	O
that	O
Social	B-Application
City	I-Application
would	O
be	O
discontinued	O
on	O
20	O
December	O
2011	O
.	O
</s>
