With no explanation, label each line with "art-writtenart", "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "building-airport", "building-hospital" or "building-hotel" preceded by ":".
On
13
December
2007
,
the
first
detailed
report
of
the
progress
of
this
transplant
after
18
months
was
released
in
the
``
New
England
Journal
of
Medicine
``
and
documents
that
the
patient
was
happy
with
the
results
but
also
that
the
journey
has
been
very
difficult
,
especially
with
respect
to
her
immune
system
's
response
.
On:O
13:O
December:O
2007:O
,:O
the:O
first:O
detailed:O
report:O
of:O
the:O
progress:O
of:O
this:O
transplant:O
after:O
18:O
months:O
was:O
released:O
in:O
the:O
``:O
New:art-writtenart
England:art-writtenart
Journal:art-writtenart
of:art-writtenart
Medicine:art-writtenart
``:O
and:O
documents:O
that:O
the:O
patient:O
was:O
happy:O
with:O
the:O
results:O
but:O
also:O
that:O
the:O
journey:O
has:O
been:O
very:O
difficult:O
,:O
especially:O
with:O
respect:O
to:O
her:O
immune:O
system:O
's:O
response:O
.:O