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
auditorium
and
stage
area
were
completely
destroyed
.
The:O
auditorium:O
and:O
stage:O
area:O
were:O
completely:O
destroyed:O
.:O