With no explanation, label each line with "O", "person-politician", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
Nominoe
died
shortly
thereafter
and
Charles
attempted
once
more
to
reassert
his
authority
.
Nominoe:person-politician
died:O
shortly:O
thereafter:O
and:O
Charles:person-politician
attempted:O
once:O
more:O
to:O
reassert:O
his:O
authority:O
.:O