With no explanation, label each line with "other-disease", "O", "other-biologything", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
Leukotoxin
destroys
host
leukocytes
and
causes
tissue
necrosis
.
Leukotoxin:other-biologything
destroys:O
host:O
leukocytes:other-biologything
and:O
causes:O
tissue:other-disease
necrosis:other-disease
.:O