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 ":".
In
1989
his
widow
,
June
,
married
Hillary
.
In:O
1989:O
his:O
widow:O
,:O
June:person-other
,:O
married:O
Hillary:person-other
.:O