<s>
World	B-Protocol
of	I-Protocol
the	I-Protocol
Living	I-Protocol
Dead	I-Protocol
(	O
WoTLD	O
)	O
:	O
Resurrection	O
was	O
a	O
real-time	O
zombie	O
survival	O
strategy	O
browser	B-Protocol
game	I-Protocol
developed	O
using	O
OpenStreetMap	O
to	O
provide	O
the	O
underlying	O
game	O
world	O
,	O
with	O
in-depth	O
gameplay	O
features	O
to	O
make	O
a	O
browser-based	O
massively	B-Protocol
multiplayer	I-Protocol
online	I-Protocol
role-playing	I-Protocol
game	I-Protocol
accessible	O
on	O
desktop	O
,	O
tablet	B-Device
and	O
mobile	O
devices	O
.	O
</s>
<s>
In	O
2016	O
,	O
the	O
heading	O
of	O
the	O
official	O
website	O
changed	O
to	O
'	O
World	B-Protocol
of	I-Protocol
the	I-Protocol
Living	I-Protocol
Dead	I-Protocol
book	O
coming	O
in	O
2016	O
 '	O
along	O
with	O
the	O
website	O
name	O
to	O
'	O
World	B-Protocol
of	I-Protocol
the	I-Protocol
Living	I-Protocol
Dead	I-Protocol
-	O
Do	O
you	O
love	O
reading	O
about	O
zombies	O
?	O
</s>
<s>
World	B-Protocol
of	I-Protocol
the	I-Protocol
Living	I-Protocol
Dead	I-Protocol
:	O
Resurrection	O
was	O
developed	O
by	O
Irish	O
indie	O
games	O
developer	O
Ballardia	O
,	O
which	O
consisted	O
of	O
Dave	O
Barton	O
and	O
Kulpreet	O
Singh	O
.	O
</s>
<s>
Open	O
beta	O
was	O
originally	O
planned	O
for	O
December	O
2010	O
,	O
and	O
featured	O
a	O
game	O
engine	O
that	O
incorporated	O
Google	B-Application
Maps	I-Application
.	I-Application
</s>
<s>
However	O
,	O
the	O
developers	O
encountered	O
a	O
severe	O
problem	O
as	O
the	O
Google	B-Application
Maps	I-Application
API	O
,	O
which	O
the	O
game	O
was	O
built	O
around	O
,	O
could	O
not	O
handle	O
large	O
numbers	O
of	O
concurrent	O
players	O
.	O
</s>
<s>
In	O
June	O
2014	O
,	O
servers	O
closed	O
,	O
allowing	O
the	O
developers	O
to	O
refocus	O
all	O
efforts	O
to	O
rerelease	O
the	O
game	O
as	O
World	B-Protocol
of	I-Protocol
the	I-Protocol
Living	I-Protocol
Dead	I-Protocol
:	O
Resurrection	O
.	O
</s>
