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 ":".
Defections
from
Mongol
and
Ming
subjects
increased
.
Defections:O
from:O
Mongol:O
and:O
Ming:O
subjects:O
increased:O
.:O