<s>
Train	B-Application
Valley	I-Application
2	I-Application
is	O
a	O
puzzle-strategy	O
train	B-General_Concept
simulator	I-General_Concept
video	O
game	O
developed	O
by	O
Flazm	O
as	O
a	O
sequel	O
to	O
Train	B-Application
Valley	I-Application
.	O
</s>
<s>
Unlike	O
the	O
original	O
Train	B-Application
Valley	I-Application
,	O
where	O
the	O
player	O
just	O
has	O
to	O
deliver	O
a	O
set	O
number	O
of	O
trains	O
,	O
the	O
player	O
has	O
to	O
manage	O
production	O
chains	O
(	O
for	O
instance	O
:	O
furniture	O
requires	O
glass	O
and	O
boards	O
,	O
which	O
in	O
turn	O
requires	O
sand	O
and	O
logs	O
)	O
.	O
</s>
<s>
The	O
early	O
access	O
version	O
of	O
Train	B-Application
Valley	I-Application
2	I-Application
contained	O
20	O
levels	O
,	O
and	O
the	O
full-release	O
game	O
contains	O
50	O
levels	O
.	O
</s>
<s>
Train	B-Application
Valley	I-Application
2	I-Application
features	O
a	O
completely	O
different	O
art	O
style	O
from	O
the	O
original	O
–	O
Train	B-Application
Valley	I-Application
features	O
a	O
realistic	O
style	O
while	O
Train	B-Application
Valley	I-Application
2	I-Application
has	O
a	O
low	O
poly	O
,	O
simplistic	O
art	O
style	O
.	O
</s>
<s>
The	O
prequel	O
to	O
Train	B-Application
Valley	I-Application
2	I-Application
,	O
Train	B-Application
Valley	I-Application
,	O
entered	O
Steam	B-Application
Early	O
Access	O
on	O
May	O
9	O
,	O
2015	O
,	O
and	O
was	O
fully	O
released	O
on	O
September	O
16	O
,	O
2015	O
.	O
</s>
<s>
On	O
23	O
December	O
2016	O
,	O
Flazm	O
announced	O
that	O
Train	B-Application
Valley	I-Application
2	I-Application
was	O
in	O
development	O
.	O
</s>
<s>
The	O
graphics	O
have	O
been	O
described	O
as	O
"	O
aesthetically	O
pleasing	O
"	O
,	O
with	O
an	O
"	O
endearing	O
sense	O
of	O
childish	O
innocence	O
"	O
,	O
and	O
has	O
been	O
compared	O
to	O
Poly	B-Application
Bridge	I-Application
.	O
</s>
