With no explanation, label each line with "O", "person-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
Both
the
President
and
the
Attorney
General
were
concerned
about
King
's
ties
to
suspected
Communists
Jack
O'Dell
and
Stanley
Levison
.
Both:O
the:O
President:O
and:O
the:O
Attorney:O
General:O
were:O
concerned:O
about:O
King:O
's:O
ties:O
to:O
suspected:O
Communists:O
Jack:person-other
O'Dell:person-other
and:O
Stanley:person-other
Levison:person-other
.:O