With no explanation, label each line with "location-GPE", "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
On
the
same
day
,
a
total
of
three
locations
in
Baghdad
housing
journalists
were
fired
upon
by
U.S.
armed
forces
,
killing
three
journalists
and
wounding
four
.
On:O
the:O
same:O
day:O
,:O
a:O
total:O
of:O
three:O
locations:O
in:O
Baghdad:location-GPE
housing:O
journalists:O
were:O
fired:O
upon:O
by:O
U.S.:O
armed:O
forces:O
,:O
killing:O
three:O
journalists:O
and:O
wounding:O
four:O
.:O