With no explanation, label each line with "O", "product-software", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
It
was
first
employed
in
Windows
XP
64-Bit
Edition
(
for
the
Itanium
)
,
but
then
reused
for
the
``
x64
Editions
``
of
Windows
XP
and
Windows
Server
2003
.
It:O
was:O
first:O
employed:O
in:O
Windows:product-software
XP:product-software
64-Bit:product-software
Edition:product-software
(:O
for:O
the:O
Itanium:O
):O
,:O
but:O
then:O
reused:O
for:O
the:O
``:O
x64:product-software
Editions:product-software
``:O
of:O
Windows:product-software
XP:product-software
and:O
Windows:product-software
Server:product-software
2003:product-software
.:O