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
dam
is
an
earth-rock
dam
that
is
high
.
The:O
dam:O
is:O
an:O
earth-rock:O
dam:O
that:O
is:O
high:O
.:O