With no explanation, label each line with "location-GPE", "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
Previously
,
the
reform
bill
had
been
refused
by
the
Joseon
court
and
Qing
dynasty
.
Previously:O
,:O
the:O
reform:O
bill:O
had:O
been:O
refused:O
by:O
the:O
Joseon:location-GPE
court:O
and:O
Qing:O
dynasty:O
.:O