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 ":".
Today
it
consists
mostly
of
ruins
;
it
is
hard
to
get
to
and
is
not
open
to
the
public
.
Today:O
it:O
consists:O
mostly:O
of:O
ruins:O
;:O
it:O
is:O
hard:O
to:O
get:O
to:O
and:O
is:O
not:O
open:O
to:O
the:O
public:O
.:O