With no explanation, label each line with "O", "person-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
He
then
worked
as
an
exercise
rider
for
trainer
Sunny
Jim
Fitzsimmons
but
was
attempting
a
comeback
in
1930
when
he
died
from
pneumonia
believed
to
have
been
as
a
result
of
his
weakened
physical
condition
brought
on
by
a
harsh
dieting
regimen
.
He:O
then:O
worked:O
as:O
an:O
exercise:O
rider:O
for:O
trainer:O
Sunny:person-other
Jim:person-other
Fitzsimmons:person-other
but:O
was:O
attempting:O
a:O
comeback:O
in:O
1930:O
when:O
he:O
died:O
from:O
pneumonia:O
believed:O
to:O
have:O
been:O
as:O
a:O
result:O
of:O
his:O
weakened:O
physical:O
condition:O
brought:O
on:O
by:O
a:O
harsh:O
dieting:O
regimen:O
.:O