<s>
Tombs	B-Application
&	I-Application
Treasure	I-Application
,	O
known	O
in	O
Japan	O
as	O
,	O
is	O
an	O
adventure	O
game	O
originally	O
developed	O
by	O
Falcom	O
in	O
1986	O
for	O
the	O
PC-8801	B-Device
,	O
PC-9801	B-Operating_System
,	O
FM-7	B-Device
,	O
MSX	B-Operating_System
2	I-Operating_System
and	O
X1	B-Device
Japanese	O
computer	O
systems	O
.	O
</s>
<s>
A	O
Famicom/NES	B-Language
version	O
,	O
released	O
in	O
1988	O
,	O
was	O
altered	O
to	O
be	O
more	O
story-based	O
,	O
and	O
features	O
new	O
music	O
and	O
role-playing	O
elements	O
;	O
an	O
English-language	O
NES	B-Language
version	O
was	O
published	O
by	O
Infocom	O
in	O
1991	O
.	O
</s>
<s>
Japanese	O
enhanced	O
remakes	O
were	O
released	O
for	O
the	O
Saturn	B-Device
and	O
Windows	B-Application
systems	O
in	O
1998	O
and	O
1999	O
,	O
respectively	O
.	O
</s>
<s>
Furthermore	O
,	O
each	O
ruin	O
is	O
home	O
to	O
a	O
demon	B-Operating_System
that	O
is	O
said	O
to	O
be	O
under	O
the	O
control	O
of	O
a	O
creature	O
known	O
only	O
as	O
Tentacula	O
,	O
although	O
this	O
is	O
only	O
speculation	O
that	O
is	O
gathered	O
from	O
the	O
professor	O
's	O
notes	O
and	O
what	O
José	O
has	O
to	O
say	O
to	O
the	O
player	O
at	O
the	O
start	O
.	O
</s>
<s>
Tombs	B-Application
&	I-Application
Treasure	I-Application
is	O
predominantly	O
about	O
solving	O
puzzles	O
and	O
interacting	O
objects	O
with	O
one	O
another	O
as	O
they	O
are	O
found	O
throughout	O
the	O
Mayan	O
city	O
.	O
</s>
<s>
However	O
,	O
some	O
light	O
turn-based	O
combat	O
also	O
faces	O
the	O
player	O
when	O
a	O
demon	B-Operating_System
is	O
encountered	O
inside	O
a	O
ruin	O
.	O
</s>
