With no explanation, label each line with "O", "organization-company", "person-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
Gerald
Ethelbert
Goldsmith
was
the
president
of
the
Ovaltine
Foods
at
this
time
.
Gerald:person-other
Ethelbert:person-other
Goldsmith:person-other
was:O
the:O
president:O
of:O
the:O
Ovaltine:organization-company
Foods:organization-company
at:O
this:O
time:O
.:O