<s>
NZB	B-Application
is	O
an	O
XML-based	O
file	O
format	O
for	O
retrieving	O
posts	O
from	O
NNTP	B-Protocol
(	O
Usenet	B-Application
)	O
servers	O
.	O
</s>
<s>
The	O
format	O
was	O
conceived	O
by	O
the	O
developers	O
of	O
the	O
Newzbin.com	B-Application
Usenet	B-Application
Index	O
.	O
</s>
<s>
NZB	B-Application
is	O
effective	O
when	O
used	O
with	O
search-capable	O
websites	O
.	O
</s>
<s>
These	O
websites	O
create	O
NZB	B-Application
files	I-Application
out	O
of	O
what	O
is	O
needed	O
to	O
be	O
downloaded	O
.	O
</s>
<s>
Using	O
this	O
concept	O
,	O
headers	O
would	O
not	O
be	O
downloaded	O
hence	O
the	O
NZB	B-Application
method	O
is	O
quicker	O
and	O
more	O
bandwidth-efficient	O
than	O
traditional	O
methods	O
.	O
</s>
<s>
Each	O
Usenet	B-Application
message	O
has	O
a	O
unique	O
identifier	O
called	O
the	O
"	O
Message-ID	O
"	O
.	O
</s>
<s>
When	O
a	O
large	O
file	O
is	O
posted	O
to	O
a	O
Usenet	B-Application
newsgroup	O
,	O
it	O
is	O
usually	O
divided	O
into	O
multiple	O
messages	O
(	O
called	O
segments	O
or	O
parts	O
)	O
each	O
having	O
its	O
own	O
Message-ID	O
.	O
</s>
<s>
An	O
NZB-capable	O
Usenet	B-Protocol
client	I-Protocol
will	O
read	O
all	O
needed	O
Message-IDs	O
from	O
the	O
NZB	B-Application
file	O
,	O
download	O
them	O
and	O
decode	O
the	O
messages	O
back	O
into	O
a	O
binary	O
file	O
(	O
usually	O
using	O
yEnc	O
or	O
Uuencode	B-Device
)	O
.	O
</s>
<s>
The	O
following	O
is	O
an	O
example	O
of	O
an	O
NZB	B-Application
1.1	O
file	O
.	O
</s>
