With no explanation, label each line with "person-soldier", "O", "organization-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
Private
Beckwith
remained
at
Camp
Douglas
until
he
was
mustered
out
of
the
service
on
October
4
,
1864
,
having
completed
his
three-year
enlistment
.
Private:O
Beckwith:person-soldier
remained:O
at:O
Camp:organization-other
Douglas:organization-other
until:O
he:O
was:O
mustered:O
out:O
of:O
the:O
service:O
on:O
October:O
4:O
,:O
1864:O
,:O
having:O
completed:O
his:O
three-year:O
enlistment:O
.:O