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 ":".
Armstrong
's
solution
to
the
problem
was
to
incorporate
the
Upper
Columbia
Navigation
and
Tramway
Company
(
``
UCN
&
amp
;
TC
``
)
.
Armstrong:person-other
's:O
solution:O
to:O
the:O
problem:O
was:O
to:O
incorporate:O
the:O
Upper:organization-company
Columbia:organization-company
Navigation:organization-company
and:organization-company
Tramway:organization-company
Company:organization-company
(:O
``:O
UCN:organization-company
&:organization-company
amp:organization-company
;:organization-company
TC:organization-company
``:O
):O
.:O