<s>
Logistello	B-Application
is	O
a	O
computer	O
program	O
that	O
plays	O
the	O
game	O
Othello	O
,	O
also	O
known	O
as	O
Reversi	O
.	O
</s>
<s>
Logistello	B-Application
was	O
written	O
by	O
Michael	O
Buro	O
and	O
is	O
regarded	O
as	O
a	O
strong	O
player	O
,	O
having	O
beaten	O
the	O
human	O
world	O
champion	O
Takeshi	O
Murakami	O
six	O
games	O
to	O
none	O
in	O
1997	O
the	O
best	O
Othello	O
programs	O
are	O
now	O
much	O
stronger	O
than	O
any	O
human	O
player	O
.	O
</s>
<s>
Logistello	B-Application
's	O
evaluation	O
function	O
is	O
based	O
on	O
disc	O
patterns	O
and	O
features	O
over	O
a	O
million	O
numerical	O
parameters	O
which	O
were	O
tuned	O
using	O
linear	B-General_Concept
regression	I-General_Concept
.	O
</s>
