With no explanation, label each line with "other-livingthing", "O", "other-biologything", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
Some
patients
have
been
treated
by
injecting
botulinum
toxin
(
botox
)
near
the
vocal
cords
.
Some:O
patients:O
have:O
been:O
treated:O
by:O
injecting:O
botulinum:other-biologything
toxin:other-biologything
(:other-biologything
botox:other-biologything
):other-biologything
near:O
the:O
vocal:other-livingthing
cords:other-livingthing
.:O