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
casino
includes
over
3,000
slot
machines
and
100
gaming
tables
.
The:O
casino:O
includes:O
over:O
3,000:O
slot:O
machines:O
and:O
100:O
gaming:O
tables:O
.:O