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 ":".
The
internal
out
of
bounds
has
also
gone
.
The:O
internal:O
out:O
of:O
bounds:O
has:O
also:O
gone:O
.:O