<s>
Sundance	B-Application
is	O
a	O
puzzle	O
arcade	B-Application
video	I-Application
game	I-Application
using	O
vector	O
graphics	O
released	O
by	O
Cinematronics	O
in	O
1979	O
.	O
</s>
<s>
According	O
to	O
Tim	O
Skelly	O
,	O
the	O
game	O
's	O
designer	O
,	O
Sundance	B-Application
used	O
an	O
additional	O
daughterboard	O
that	O
controlled	O
the	O
intensity	O
of	O
certain	O
vectors	O
.	O
</s>
