With no explanation, label each line with "O", "organization-company", "organization-education", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
Wallace
M.
Alexander
went
on
to
serve
as
chairman
of
Alexander
&
amp
;
Baldwin
and
as
a
trustee
of
Stanford
University
,
as
director
of
the
California
and
Hawaiian
Sugar
Company
and
Pacific
Gas
and
Electric
Company
,
Wallace:O
M.:O
Alexander:O
went:O
on:O
to:O
serve:O
as:O
chairman:O
of:O
Alexander:organization-company
&:organization-company
amp:organization-company
;:organization-company
Baldwin:organization-company
and:O
as:O
a:O
trustee:O
of:O
Stanford:organization-education
University:organization-education
,:O
as:O
director:O
of:O
the:O
California:organization-company
and:organization-company
Hawaiian:organization-company
Sugar:organization-company
Company:organization-company
and:O
Pacific:organization-company
Gas:organization-company
and:organization-company
Electric:organization-company
Company:organization-company
,:O