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 ":".
Following
the
production
of
the
charter
,
larger
toy
brands
and
retailers
started
to
create
their
own
Codes
of
Conduct
.
Following:O
the:O
production:O
of:O
the:O
charter:O
,:O
larger:O
toy:O
brands:O
and:O
retailers:O
started:O
to:O
create:O
their:O
own:O
Codes:O
of:O
Conduct:O
.:O