<s>
The	O
Darwin	B-Language
Information	I-Language
Typing	I-Language
Architecture	I-Language
(	O
DITA	O
)	O
specification	O
defines	O
a	O
set	O
of	O
document	O
types	O
for	O
authoring	O
and	O
organizing	O
topic-oriented	O
information	O
,	O
as	O
well	O
as	O
a	O
set	O
of	O
mechanisms	O
for	O
combining	O
,	O
extending	O
,	O
and	O
constraining	O
document	O
types	O
.	O
</s>
<s>
Darwin	O
:	O
it	O
uses	O
the	O
principles	O
of	O
specialization	O
and	O
inheritance	B-Language
,	O
which	O
is	O
in	O
some	O
ways	O
analogous	O
to	O
the	O
naturalist	O
Charles	O
Darwin	O
's	O
concept	O
of	O
evolutionary	O
adaptation	O
,	O
</s>
<s>
The	O
body	O
element	O
contains	O
paragraph	O
,	O
table	O
,	O
and	O
list	O
elements	O
,	O
similar	O
to	O
HTML	B-Language
.	O
</s>
<s>
DITA	O
content	O
is	O
created	O
as	O
topics	O
,	O
each	O
an	O
individual	O
XML	B-Protocol
file	O
.	O
</s>
<s>
DITA	O
map	O
and	O
topic	O
documents	O
are	O
XML	B-Protocol
files	O
.	O
</s>
<s>
As	O
with	O
HTML	B-Language
,	O
any	O
images	O
,	O
video	O
files	O
,	O
or	O
other	O
files	O
that	O
must	O
appear	O
in	O
the	O
output	O
are	O
inserted	O
via	O
reference	O
.	O
</s>
<s>
Any	O
XML	B-Protocol
editor	I-Protocol
or	O
even	O
text	B-Application
editor	I-Application
can	O
be	O
used	O
to	O
write	O
DITA	O
content	O
,	O
depending	O
on	O
the	O
level	O
of	O
support	O
required	O
while	O
authoring	O
.	O
</s>
<s>
Aids	O
to	O
authoring	O
featured	O
in	O
specialized	O
editors	O
include	O
WYSIWYG	B-Application
preview	O
rendering	O
,	O
validation	B-Language
,	O
and	O
integration	O
with	O
a	O
DITA	O
processor	O
,	O
like	O
DITA-OT	B-Language
or	O
.	O
</s>
<s>
In	O
addition	O
to	O
indicating	O
what	O
elements	O
,	O
attributes	O
,	O
and	O
rules	O
are	O
part	O
of	O
the	O
DITA	O
language	O
,	O
the	O
DITA	O
specification	O
includes	O
rules	O
for	O
publishing	O
DITA	O
content	O
in	O
HTML	B-Language
,	O
online	O
Help	O
,	O
print	O
,	O
Content	B-Protocol
Delivery	I-Protocol
Platform	I-Protocol
and	O
other	O
formats	O
.	O
</s>
<s>
A	O
DITA	O
project	O
can	O
be	O
converted	O
to	O
an	O
XLIFF	O
file	O
and	O
back	O
into	O
its	O
original	O
maps	O
and	O
topics	O
,	O
using	O
the	O
DITA-XLIFF	O
Roundtrip	O
Tool	O
for	O
DITA-OT	B-Language
and	O
computer-assisted	B-Application
translation	I-Application
(	O
CAT	O
)	O
tools	O
,	O
like	O
Swordfish	B-General_Concept
Translation	I-General_Concept
Editor	I-General_Concept
or	O
,	O
a	O
tool	O
designed	O
to	O
implement	O
the	O
translation	O
workflow	O
suggested	O
by	O
the	O
article	O
"	O
Using	O
XLIFF	O
to	O
Translate	O
DITA	O
Projects	O
"	O
published	O
by	O
the	O
DITA	O
Adoption	O
TC	O
at	O
OASIS	O
.	O
</s>
