With no explanation, label each line with "O", "organization-other", "building-airport", "location-GPE", "event-attack/battle/war/militaryconflict", "art-broadcastprogram", "art-film", "art-music", "art-other" or "art-painting" preceded by ":".
The
Battle
of
Baghdad
International
Airport
was
a
battle
fought
primarily
between
US
Army
truck
drivers
,
Air
Defense
Artillery
,
Armor
,
Military
Police
,
Engineers
and
miscellaneous
logistics
personnel
and
al
Sadr
's
Mahdi
Army
on
Easter
Sunday
,
April
11
,
2004
along
the
Southwest
side
of
the
Baghdad
International
Airport
wall
commonly
referred
to
as
called
Engineer
Village
.
The:event-attack/battle/war/militaryconflict
Battle:event-attack/battle/war/militaryconflict
of:event-attack/battle/war/militaryconflict
Baghdad:event-attack/battle/war/militaryconflict
International:event-attack/battle/war/militaryconflict
Airport:event-attack/battle/war/militaryconflict
was:O
a:O
battle:O
fought:O
primarily:O
between:O
US:organization-other
Army:organization-other
truck:O
drivers:O
,:O
Air:organization-other
Defense:organization-other
Artillery:organization-other
,:O
Armor:organization-other
,:O
Military:organization-other
Police:organization-other
,:O
Engineers:O
and:O
miscellaneous:O
logistics:O
personnel:O
and:O
al:O
Sadr:location-GPE
's:O
Mahdi:organization-other
Army:organization-other
on:O
Easter:O
Sunday:O
,:O
April:O
11:O
,:O
2004:O
along:O
the:O
Southwest:O
side:O
of:O
the:O
Baghdad:building-airport
International:building-airport
Airport:building-airport
wall:O
commonly:O
referred:O
to:O
as:O
called:O
Engineer:location-GPE
Village:location-GPE
.:O