With no explanation, label each line with "O", "organization-politicalparty", "person-politician", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
Connelly
retired
at
the
and
was
succeeded
by
Labour
's
Margaret
Austin
.
Connelly:person-politician
retired:O
at:O
the:O
and:O
was:O
succeeded:O
by:O
Labour:organization-politicalparty
's:O
Margaret:person-politician
Austin:person-politician
.:O