<s>
A	B-Application
Good	I-Application
Snowman	I-Application
Is	I-Application
Hard	I-Application
To	I-Application
Build	I-Application
is	O
a	O
puzzle	O
video	O
game	O
created	O
by	O
Alan	O
Hazelden	O
and	O
Benjamin	O
Davis	O
.	O
</s>
<s>
The	O
game	O
was	O
released	O
in	O
2015	O
for	O
personal	B-Device
computers	I-Device
and	O
mobile	B-Application
devices	I-Application
.	O
</s>
<s>
A	B-Application
Good	I-Application
Snowman	I-Application
Is	I-Application
Hard	I-Application
To	I-Application
Build	I-Application
is	O
a	O
grid-based	O
puzzle	O
video	O
game	O
similar	O
to	O
Sokoban	B-Device
that	O
tasks	O
players	O
with	O
helping	O
a	O
featureless	O
monster	O
to	O
build	O
snowmen	O
.	O
</s>
<s>
A	B-Application
Good	I-Application
Snowman	I-Application
Is	I-Application
Hard	I-Application
To	I-Application
Build	I-Application
was	O
created	O
by	O
UK-based	O
independent	O
developers	O
Alan	O
Hazelden	O
and	O
Benjamin	O
Davis	O
.	O
</s>
<s>
The	O
commercial	O
release	O
was	O
written	O
in	O
Haxe	B-Application
and	I-Application
OpenFL	I-Application
and	O
released	O
for	O
Linux	B-Application
,	O
OS	B-Operating_System
X	I-Operating_System
,	O
and	O
Windows-based	O
personal	B-Device
computers	I-Device
on	O
25	O
February	O
2015	O
.	O
</s>
<s>
A	O
version	O
for	O
Android	B-Application
and	O
iOS	B-Application
mobile	B-Application
devices	I-Application
was	O
released	O
on	O
9	O
December	O
2015	O
.	O
</s>
<s>
A	B-Application
Good	I-Application
Snowman	I-Application
Is	I-Application
Hard	I-Application
To	I-Application
Build	I-Application
received	O
"	O
universal	O
acclaim	O
"	O
from	O
professional	O
critics	O
according	O
to	O
review	B-Application
aggregator	I-Application
website	O
Metacritic	O
.	O
</s>
