<s>
The	O
Ontology	B-General_Concept
Definition	I-General_Concept
MetaModel	I-General_Concept
(	O
ODM	O
)	O
is	O
an	O
Object	B-Architecture
Management	I-Architecture
Group	I-Architecture
(	O
OMG	O
)	O
specification	O
to	O
make	O
the	O
concepts	O
of	O
Model-Driven	B-Architecture
Architecture	I-Architecture
applicable	O
to	O
the	O
engineering	O
of	O
ontologies	O
.	O
</s>
<s>
Hence	O
,	O
it	O
links	O
Common	B-Language
Logic	I-Language
(	O
CL	O
)	O
,	O
the	O
Web	B-Language
Ontology	I-Language
Language	I-Language
(	O
OWL	B-Language
)	O
,	O
and	O
the	O
Resource	O
Description	O
Framework	O
(	O
RDF	O
)	O
.	O
</s>
<s>
OWL	B-Language
and	O
RDF	O
were	O
initially	O
defined	O
to	O
provide	O
an	O
XML-based	O
machine	O
to	O
machine	O
interchange	O
of	O
metadata	O
and	O
semantics	O
.	O
</s>
<s>
ODM	O
now	O
integrates	O
these	O
into	O
visual	O
modeling	O
,	O
giving	O
a	O
standard	O
well-defined	O
process	O
for	O
modeling	O
the	O
ontology	O
,	O
as	O
well	O
as	O
,	O
allowing	O
for	O
interoperability	O
with	O
other	O
modeling	O
based	O
on	O
languages	O
like	O
UML	B-Language
,	O
SysML	B-Language
and	O
UPDM	B-Language
.	O
</s>
