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 ":".
They
catch
their
prey
by
gleaning
among
tree
foliage
.
They:O
catch:O
their:O
prey:O
by:O
gleaning:O
among:O
tree:O
foliage:O
.:O