With no explanation, label each line with "other-disease", "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
All
known
prion
diseases
are
untreatable
and
fatal
.
All:O
known:O
prion:other-disease
diseases:other-disease
are:O
untreatable:O
and:O
fatal:O
.:O