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 ":".
Its
front
facade
is
smooth
limestone
with
a
recessed
center
entrance
area
supported
by
four
Ionic
columns
set
``
in
antes
''
.
Its:O
front:O
facade:O
is:O
smooth:O
limestone:O
with:O
a:O
recessed:O
center:O
entrance:O
area:O
supported:O
by:O
four:O
Ionic:O
columns:O
set:O
``:O
in:O
antes:O
'':O
.:O