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 ":".
It
was
announced
in
July
2008
that
E.ON
UK
and
DONG
Energy
would
buy
Shell
's
stake
.
It:O
was:O
announced:O
in:O
July:O
2008:O
that:O
E.ON:organization-company
UK:location-GPE
and:O
DONG:organization-company
Energy:organization-company
would:O
buy:O
Shell:organization-company
's:O
stake:O
.:O