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 ":".
Walkem
was
president
of
the
Vancouver
Machinery
Depot
Ltd
.
,
the
Gulf
of
Georgia
Towing
Co
.
and
the
B.C
.
Walkem:person-other
was:O
president:O
of:O
the:O
Vancouver:organization-company
Machinery:organization-company
Depot:organization-company
Ltd:organization-company
.:organization-company
,:O
the:O
Gulf:O
of:O
Georgia:organization-company
Towing:organization-company
Co:organization-company
.:organization-company
and:O
the:O
B.C:O
.:O