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
1958
he
married
Margaret
Louise
Hammel
(
1934–2003
,
known
as
Louise
)
.
In:O
1958:O
he:O
married:O
Margaret:person-other
Louise:person-other
Hammel:person-other
(:O
1934–2003:O
,:O
known:O
as:O
Louise:person-other
):O
.:O