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 ":".
However
,
as
one
journalist
pointed
out
,
the
plaques
are
not
updated
.
However:O
,:O
as:O
one:O
journalist:O
pointed:O
out:O
,:O
the:O
plaques:O
are:O
not:O
updated:O
.:O