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 ":".
However
,
Bolton
was
absent
from
the
show
for
nearly
a
year
due
to
an
injury
she
sustained
in
the
summer
of
2016
that
required
a
long
recovery
time
.
However:O
,:O
Bolton:person-other
was:O
absent:O
from:O
the:O
show:O
for:O
nearly:O
a:O
year:O
due:O
to:O
an:O
injury:O
she:O
sustained:O
in:O
the:O
summer:O
of:O
2016:O
that:O
required:O
a:O
long:O
recovery:O
time:O
.:O