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 ":".
He
was
eventually
succeeded
by
his
son
Canute
(
or
Cnut
,
Knud
,
Knut
)
.
He:O
was:O
eventually:O
succeeded:O
by:O
his:O
son:O
Canute:person-politician
(:O
or:O
Cnut:person-politician
,:O
Knud:person-politician
,:O
Knut:person-politician
):O
.:O