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 ":".
Modern
hearing
aids
compensate
this
loss
with
amplification
.
Modern:O
hearing:O
aids:O
compensate:O
this:O
loss:O
with:O
amplification:O
.:O