With no explanation, label each line with "location-GPE", "O", "person-politician", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
In
the
following
decades
,
Benevento
added
some
territories
to
the
Roman
-
Byzantine
duchy
by
conquest
,
but
the
main
enemy
was
now
the
northern
Lombard
Kingdom
itself
.
In:O
the:O
following:O
decades:O
,:O
Benevento:person-politician
added:O
some:O
territories:O
to:O
the:O
Roman:location-GPE
-:O
Byzantine:location-GPE
duchy:O
by:O
conquest:O
,:O
but:O
the:O
main:O
enemy:O
was:O
now:O
the:O
northern:O
Lombard:location-GPE
Kingdom:O
itself:O
.:O