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 ":".
and
employs
over
100
people
.
and:O
employs:O
over:O
100:O
people:O
.:O