<s>
XGMML	B-Language
(	O
the	O
eXtensible	O
Graph	O
Markup	O
and	O
Modeling	B-Language
Language	I-Language
)	O
is	O
an	O
XML	B-Protocol
application	O
based	O
on	O
GML	B-Language
which	O
is	O
used	O
for	O
graph	O
description	O
.	O
</s>
<s>
Technically	O
,	O
while	O
GML	B-Language
is	O
not	O
related	O
to	O
XML	B-Protocol
nor	O
SGML	B-Language
,	O
XGMML	B-Language
is	O
an	O
XML	B-Protocol
application	O
that	O
is	O
so	O
designed	O
that	O
there	O
's	O
a	O
1:1	O
relation	O
towards	O
GML	B-Language
for	O
trivial	O
conversion	O
between	O
the	O
two	O
formats	O
.	O
</s>
