With no explanation, label each line with "O", "other-language", "person-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
His
twin
sister
Efua
Atta
,
who
died
in
1991
,
shared
the
middle
name
``
Atta
``
,
which
in
the
Akan
language
means
'twin
'
.
His:O
twin:O
sister:O
Efua:person-other
Atta:person-other
,:O
who:O
died:O
in:O
1991:O
,:O
shared:O
the:O
middle:O
name:O
``:O
Atta:person-other
``:O
,:O
which:O
in:O
the:O
Akan:other-language
language:O
means:O
'twin:O
':O
.:O