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 ":".
It
is
built
above
the
ground
.
It:O
is:O
built:O
above:O
the:O
ground:O
.:O