<s>
Gun	B-Application
Monkeys	I-Application
is	O
a	O
side-scrolling	O
multiplayer	O
shooter	O
video	O
game	O
developed	O
and	O
published	O
by	O
Size	O
Five	O
Games	O
.	O
</s>
<s>
It	O
was	O
released	O
on	O
June	O
28	O
,	O
2013	O
for	O
Windows	B-Application
and	O
OS	B-Operating_System
X	I-Operating_System
on	O
the	O
Steam	B-Application
platform	O
.	O
</s>
<s>
It	O
was	O
later	O
removed	O
for	O
sale	O
from	O
Steam	B-Application
.	O
</s>
<s>
For	O
the	O
same	O
reason	O
,	O
the	O
game	O
was	O
later	O
updated	O
to	O
generate	O
free	O
Steam	B-Application
keys	O
for	O
players	O
who	O
waited	O
too	O
long	O
for	O
an	O
online	O
game	O
.	O
</s>
