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 ":".
In
the
older
generation
and
in
much
of
the
less-developed
world
,
valvular
disease
(
including
mitral
valve
prolapse
,
reinfection
in
the
form
of
valvular
endocarditis
,
and
valve
rupture
)
from
undertreated
rheumatic
fever
continues
to
be
a
problem
.
In:O
the:O
older:O
generation:O
and:O
in:O
much:O
of:O
the:O
less-developed:O
world:O
,:O
valvular:O
disease:O
(:O
including:O
mitral:O
valve:O
prolapse:O
,:O
reinfection:O
in:O
the:O
form:O
of:O
valvular:O
endocarditis:O
,:O
and:O
valve:O
rupture:O
):O
from:O
undertreated:O
rheumatic:other-disease
fever:other-disease
continues:O
to:O
be:O
a:O
problem:O
.:O