With no explanation, label each line with "person-soldier", "O", "location-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
Harry
Smith
Parkes
and
the
surviving
diplomatic
prisoners
had
been
freed
,
Lord
Elgin
ordered
the
Summer
Palaces
be
burnt
down
,
starting
on
18
October
.
Harry:person-soldier
Smith:person-soldier
Parkes:person-soldier
and:O
the:O
surviving:O
diplomatic:O
prisoners:O
had:O
been:O
freed:O
,:O
Lord:person-soldier
Elgin:person-soldier
ordered:O
the:O
Summer:location-other
Palaces:location-other
be:O
burnt:O
down:O
,:O
starting:O
on:O
18:O
October:O
.:O