With no explanation, label each line with "O", "event-sportsevent", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
The
1972
Summer
Olympics
was
the
last
major
outing
for
her
and
she
reached
the
final
,
although
an
injury
sustained
in
the
semi-final
meant
she
finished
last
in
the
event
final
and
subsequently
retired
at
age
29
.
The:O
1972:O
Summer:event-sportsevent
Olympics:event-sportsevent
was:O
the:O
last:O
major:O
outing:O
for:O
her:O
and:O
she:O
reached:O
the:O
final:O
,:O
although:O
an:O
injury:O
sustained:O
in:O
the:O
semi-final:O
meant:O
she:O
finished:O
last:O
in:O
the:O
event:O
final:O
and:O
subsequently:O
retired:O
at:O
age:O
29:O
.:O