<s>
A	O
chess	B-Application
diagram	I-Application
is	O
graphic	O
representation	O
of	O
a	O
position	O
in	O
a	O
chess	B-Application
game	O
,	O
using	O
standardised	O
symbols	O
.	O
</s>
<s>
Chess	B-Application
diagrams	I-Application
are	O
widely	O
used	O
in	O
chess	B-Application
publications	O
as	O
an	O
aid	O
to	O
visualisation	O
,	O
or	O
to	O
aid	O
the	O
readers	O
to	O
verify	O
that	O
they	O
are	O
looking	O
at	O
the	O
correct	O
position	O
on	O
their	O
chessboard	O
or	O
computer	O
.	O
</s>
<s>
The	O
symbols	O
used	O
generally	O
resemble	O
the	O
pieces	O
of	O
the	O
standard	O
Staunton	O
chess	B-Application
set	O
,	O
although	O
a	O
number	O
of	O
different	O
fonts	O
have	O
been	O
used	O
over	O
the	O
centuries	O
.	O
</s>
