With no explanation, label each line with "O", "person-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
Only
Neptune
features
in
the
plot
,
and
his
power
is
never
destroyed
.
Only:O
Neptune:person-other
features:O
in:O
the:O
plot:O
,:O
and:O
his:O
power:O
is:O
never:O
destroyed:O
.:O