With no explanation, label each line with "person-soldier", "O", "person-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
Initially
,
Fenton
collaborated
with
Artillery
Captain
Ōyama
Iwao
,
who
was
the
son
of
a
samurai
family
of
the
Satsuma
han
domain
and
an
officer
of
the
Satsuma
military
forces
.
Initially:O
,:O
Fenton:person-other
collaborated:O
with:O
Artillery:O
Captain:O
Ōyama:person-soldier
Iwao:person-soldier
,:O
who:O
was:O
the:O
son:O
of:O
a:O
samurai:O
family:O
of:O
the:O
Satsuma:O
han:O
domain:O
and:O
an:O
officer:O
of:O
the:O
Satsuma:O
military:O
forces:O
.:O