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 ":".
Winifred
and
William
were
later
divorced
in
1924
.
Winifred:person-other
and:O
William:person-other
were:O
later:O
divorced:O
in:O
1924:O
.:O