With no explanation, label each line with "location-GPE", "O", "location-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
The
British
saw
an
opportunity
to
end
the
blockade
and
finish
what
remained
of
Dano-Norwegian
seapower
.
The:O
British:location-GPE
saw:O
an:O
opportunity:O
to:O
end:O
the:O
blockade:O
and:O
finish:O
what:O
remained:O
of:O
Dano-Norwegian:location-other
seapower:O
.:O