With no explanation, label each line with "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport", "building-hospital" or "building-hotel" preceded by ":".
Tok
Pisin
is
the
official
language
in
the
northern
mainland
region
and
consequently
used
by
the
Duna
to
communicate
with
the
outside
.
Tok:O
Pisin:O
is:O
the:O
official:O
language:O
in:O
the:O
northern:O
mainland:O
region:O
and:O
consequently:O
used:O
by:O
the:O
Duna:O
to:O
communicate:O
with:O
the:O
outside:O
.:O