With no explanation, label each line with "O", "organization-education", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
He
was
elected
President
of
St
John
's
in
1937
.
He:O
was:O
elected:O
President:O
of:O
St:organization-education
John:organization-education
's:O
in:O
1937:O
.:O