With no explanation, label each line with "O", "person-athlete", "event-disaster", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
An
extremely
accident
prone
Leonard
survived
the
Spanish
Influenza
outbreak
of
1918
,
a
household
fire
,
a
gas
leak
,
and
numerous
incidents
of
falls
and
car
strikes
while
riding
his
bicycle
,
both
on
and
off
the
competitive
track
.
An:O
extremely:O
accident:O
prone:O
Leonard:person-athlete
survived:O
the:O
Spanish:event-disaster
Influenza:event-disaster
outbreak:event-disaster
of:O
1918:O
,:O
a:O
household:O
fire:O
,:O
a:O
gas:O
leak:O
,:O
and:O
numerous:O
incidents:O
of:O
falls:O
and:O
car:O
strikes:O
while:O
riding:O
his:O
bicycle:O
,:O
both:O
on:O
and:O
off:O
the:O
competitive:O
track:O
.:O