<s>
Riddler	B-Application
's	I-Application
Den	I-Application
is	O
a	O
1985	O
action	O
video	O
game	O
,	O
made	O
for	O
the	O
ZX	B-Operating_System
Spectrum	I-Operating_System
home	O
computer	O
.	O
</s>
<s>
It	O
is	O
similar	O
to	O
titles	O
such	O
as	O
Atic	B-Application
Atac	I-Application
.	O
</s>
