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 ":".
He
married
twice
:
firstly
in
1942
Ethne
Sterling-Berry
;
and
after
her
death
in
1977
Violet
Briscoe
.
He:O
married:O
twice:O
::O
firstly:O
in:O
1942:O
Ethne:person-other
Sterling-Berry:person-other
;:O
and:O
after:O
her:O
death:O
in:O
1977:O
Violet:person-other
Briscoe:person-other
.:O