With no explanation, label each line with "location-GPE", "O", "organization-company", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
Following
the
SAS
Group
purchase
of
Braathens
in
2002
,
SAS
closed
its
Kristiansand
to
Oslo
route
on
2
April
.
Following:O
the:O
SAS:organization-company
Group:organization-company
purchase:O
of:O
Braathens:organization-company
in:O
2002:O
,:O
SAS:organization-company
closed:O
its:O
Kristiansand:location-GPE
to:O
Oslo:location-GPE
route:O
on:O
2:O
April:O
.:O