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
1956
,
McMahon
married
Betty
Betz
(
1920-2010
)
.
In:O
1956:O
,:O
McMahon:person-other
married:O
Betty:person-other
Betz:person-other
(:O
1920-2010:O
):O
.:O