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 ":".
Sickle
red
blood
cells
also
have
a
shortened
lifespan
and
die
prematurely
.
Sickle:other-biologything
red:other-biologything
blood:other-biologything
cells:other-biologything
also:O
have:O
a:O
shortened:O
lifespan:O
and:O
die:O
prematurely:O
.:O