With no explanation, label each line with "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport", "building-hospital" or "building-hotel" preceded by ":".
At
the
time
,
the
total
leasable
square
footage
of
the
mall
was
some
,
making
it
the
largest
shopping
mall
in
Tennessee
for
a
time
.
At:O
the:O
time:O
,:O
the:O
total:O
leasable:O
square:O
footage:O
of:O
the:O
mall:O
was:O
some:O
,:O
making:O
it:O
the:O
largest:O
shopping:O
mall:O
in:O
Tennessee:O
for:O
a:O
time:O
.:O