With no explanation, label each line with "building-other", "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
Beijing
's
Palace
city
or
``
Forbidden
city
``
(
so
called
because
the
majority
of
the
populace
was
forbidden
to
enter
)
was
completed
in
1415
.
Beijing:building-other
's:building-other
Palace:building-other
city:building-other
or:O
``:O
Forbidden:building-other
city:building-other
``:O
(:O
so:O
called:O
because:O
the:O
majority:O
of:O
the:O
populace:O
was:O
forbidden:O
to:O
enter:O
):O
was:O
completed:O
in:O
1415:O
.:O