<s>
Oracle	B-Application
Fusion	I-Application
Architecture	I-Application
is	O
a	O
technology	B-Operating_System
reference	I-Operating_System
architecture	I-Operating_System
or	O
blueprint	O
from	O
Oracle	B-Application
Corporation	I-Application
for	O
building	O
applications	O
.	O
</s>
<s>
Oracle	B-Application
Fusion	I-Application
Applications	I-Application
is	O
built	O
on	O
top	O
of	O
the	O
Oracle	B-Application
Fusion	I-Application
Middleware	I-Application
technology	O
stack	O
using	O
Oracle	B-Application
's	O
Fusion	O
Architecture	O
as	O
blueprint	O
.	O
</s>
<s>
Oracle	B-Application
Fusion	I-Application
Architecture	I-Application
is	O
not	O
a	O
product	O
,	O
and	O
can	O
be	O
used	O
without	O
licensing	O
it	O
from	O
Oracle	B-Application
.	O
</s>
<s>
Oracle	B-Application
Fusion	I-Application
Architecture	I-Application
provides	O
an	O
open	B-Architecture
architecture	I-Architecture
ecosystem	O
,	O
which	O
is	O
service	O
-	O
and	O
event-enabled	O
.	O
</s>
<s>
Many	O
enterprises	O
use	O
this	O
open	O
,	O
pluggable	O
architecture	O
ecosystem	O
to	O
write	O
Oracle	B-Application
Fusion	I-Application
Applications	I-Application
,	O
or	O
even	O
third-party	O
applications	O
on	O
top	O
of	O
Oracle	B-Application
Fusion	I-Application
Middleware	I-Application
.	O
</s>
<s>
Oracle	B-Application
Fusion	I-Application
Architecture	I-Application
is	O
based	O
on	O
the	O
following	O
core	O
principles	O
:	O
</s>
<s>
Oracle	B-Application
Fusion	I-Application
Applications	I-Application
that	O
can	O
be	O
written	O
on	O
Oracle	B-Application
Fusion	I-Application
Middleware	I-Application
using	O
the	O
Oracle	B-Application
Fusion	I-Application
Architecture	I-Application
ecosystem	O
,	O
were	O
released	O
in	O
September	O
,	O
2010	O
.	O
</s>
