<s>
The	O
DARPA	B-Language
Agent	I-Language
Markup	I-Language
Language	I-Language
(	O
DAML	O
)	O
was	O
the	O
name	O
of	O
a	O
US	O
funding	O
program	O
at	O
the	O
US	O
Defense	O
Advanced	O
Research	O
Projects	O
Agency	O
(	O
DARPA	O
)	O
started	O
in	O
1999	O
by	O
then-Program	O
Manager	O
James	O
Hendler	O
,	O
and	O
later	O
run	O
by	O
Murray	O
Burke	O
,	O
Mark	O
Greaves	O
and	O
Michael	O
Pagels	O
.	O
</s>
<s>
Working	O
with	O
the	O
program	O
managers	O
and	O
other	O
participants	O
,	O
Tim	O
helped	O
shape	O
the	O
effort	O
to	O
create	O
technologies	O
and	O
demonstrations	O
for	O
what	O
is	O
now	O
called	O
the	O
Semantic	O
Web	O
,	O
leading	O
in	O
turn	O
to	O
the	O
growth	O
of	O
knowledge	B-Application
graph	I-Application
technology	O
.	O
</s>
<s>
A	O
primary	O
outcome	O
of	O
the	O
DAML	O
program	O
was	O
the	O
DAML	O
language	O
,	O
an	O
agent	B-Protocol
markup	O
language	O
based	O
on	O
RDF	O
.	O
</s>
<s>
This	O
language	O
was	O
followed	O
by	O
an	O
extension	O
entitled	O
DAML+OIL	O
which	O
included	O
researchers	O
outside	O
of	O
the	O
DARPA	O
program	O
in	O
the	O
design	O
.	O
</s>
<s>
The	O
2002	O
submission	O
of	O
the	O
DAML+OIL	O
language	O
to	O
the	O
World	O
Wide	O
Web	O
Consortium	O
(	O
W3C	O
)	O
captures	O
the	O
work	O
done	O
by	O
DAML	O
contractors	O
and	O
the	O
EU/U.S.	O
</s>
<s>
ad	O
hoc	O
Joint	O
Committee	O
on	O
Agent	B-Protocol
Markup	O
Languages	O
.	O
</s>
<s>
This	O
submission	O
was	O
the	O
starting	O
point	O
for	O
the	O
language	O
(	O
later	O
called	O
OWL	B-Language
)	O
to	O
be	O
developed	O
by	O
W3C	O
's	O
web	O
ontology	O
working	O
group	O
,	O
WebOnt	O
.	O
</s>
<s>
DAML+OIL	O
was	O
a	O
syntax	O
,	O
layered	O
on	O
RDF	O
and	O
XML	B-Protocol
,	O
that	O
could	O
be	O
used	O
to	O
describe	O
sets	O
of	O
facts	O
making	O
up	O
an	O
ontology	O
.	O
</s>
<s>
DAML+OIL	O
had	O
its	O
roots	O
in	O
three	O
main	O
languages	O
-	O
DAML	O
,	O
as	O
described	O
above	O
,	O
OIL	B-Language
(	O
Ontology	B-Language
Inference	I-Language
Layer	I-Language
)	O
and	O
SHOE	B-General_Concept
,	O
an	O
earlier	O
US	O
research	O
project	O
.	O
</s>
<s>
A	O
major	O
innovation	O
of	O
the	O
languages	O
was	O
to	O
use	O
RDF	O
and	O
XML	B-Protocol
for	O
a	O
basis	O
,	O
and	O
to	O
use	O
RDF	O
namespaces	O
to	O
organize	O
and	O
assist	O
with	O
the	O
integration	O
of	O
arbitrarily	O
many	O
different	O
and	O
incompatible	O
ontologies	O
.	O
</s>
