With no explanation, label each line with "O", "other-biologything", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
There
are
no
effective
treatments
for
prion
diseases
.
There:O
are:O
no:O
effective:O
treatments:O
for:O
prion:other-biologything
diseases:O
.:O