With no explanation, label each line with "product-other", "O", "person-politician", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
Distressed
by
the
discord
between
her
husband
Jahangir
and
son
Khusrau
,
she
committed
suicide
in
1604
by
swallowing
opium
.
Distressed:O
by:O
the:O
discord:O
between:O
her:O
husband:O
Jahangir:person-politician
and:O
son:O
Khusrau:person-politician
,:O
she:O
committed:O
suicide:O
in:O
1604:O
by:O
swallowing:O
opium:product-other
.:O