With no explanation, label each line with "organization-company", "O", "person-artist/author", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
He
was
a
pioneer
in
aviation
,
circumnavigating
the
globe
with
adventure
writer
Richard
Halliburton
in
1931
,
and
co-founding
Northrop
Aircraft
,
Inc
.
He:O
was:O
a:O
pioneer:O
in:O
aviation:O
,:O
circumnavigating:O
the:O
globe:O
with:O
adventure:O
writer:O
Richard:person-artist/author
Halliburton:person-artist/author
in:O
1931:O
,:O
and:O
co-founding:O
Northrop:organization-company
Aircraft:organization-company
,:organization-company
Inc:organization-company
.:O