<s>
In	O
computer	O
graphics	O
the	O
graphics	B-General_Concept
Turing	I-General_Concept
test	I-General_Concept
is	O
a	O
variant	O
of	O
the	O
Turing	O
test	O
,	O
the	O
twist	O
being	O
that	O
a	O
human	O
judge	O
viewing	O
and	O
interacting	O
with	O
an	O
artificially	O
generated	O
world	O
should	O
be	O
unable	O
to	O
reliably	O
distinguish	O
it	O
from	O
reality	O
.	O
</s>
<s>
Actual	O
rendering	O
tests	O
with	O
a	O
Blue	B-Operating_System
Gene	I-Operating_System
supercomputer	O
showed	O
that	O
current	O
supercomputers	O
are	O
not	O
up	O
to	O
the	O
task	O
scale	O
yet	O
.	O
</s>
