With no explanation, label each line with "location-GPE", "O", "organization-government/governmentagency", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
Based
in
Kandahar
,
it
provided
close
air
support
and
reconnaissance
to
coalition
and
NATO
forces
operating
in
southern
Afghanistan
.
Based:O
in:O
Kandahar:location-GPE
,:O
it:O
provided:O
close:O
air:O
support:O
and:O
reconnaissance:O
to:O
coalition:O
and:O
NATO:organization-government/governmentagency
forces:O
operating:O
in:O
southern:O
Afghanistan:location-GPE
.:O