With no explanation, label each line with "location-GPE", "O", "organization-company", "organization-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting" or "art-writtenart" preceded by ":".
At
least
18
Taliban
insurgents
were
killed
and
another
6
were
injured
when
Pakistani
helicopter
gunships
attacked
militant
positions
in
central
Kurram
Agency.
&
lt
;
br
&
gt
;
At:O
least:O
18:O
Taliban:organization-other
insurgents:O
were:O
killed:O
and:O
another:O
6:O
were:O
injured:O
when:O
Pakistani:location-GPE
helicopter:O
gunships:O
attacked:O
militant:O
positions:O
in:O
central:O
Kurram:organization-company
Agency.:organization-company
&:organization-company
lt:organization-company
;:organization-company
br:organization-company
&:organization-company
gt:organization-company
;:O