<s>
Project	B-Application
Houdini	I-Application
is	O
a	O
computer	O
program	O
used	O
by	O
the	O
2008	O
U.S.	O
presidential	O
campaign	O
of	O
Barack	O
Obama	O
.	O
</s>
<s>
It	O
has	O
been	O
compared	O
to	O
ORCA	B-Application
,	O
which	O
failed	O
under	O
similar	O
circumstances	O
for	O
the	O
Mitt	O
Romney	O
's	O
2012	O
presidential	O
campaign	O
.	O
</s>
