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 ":".
While
Ion
and
Maria
Cantacuzino
had
nine
children
together
,
Grigore
died
a
celibate
in
1903
.
While:O
Ion:person-other
and:O
Maria:person-other
Cantacuzino:person-other
had:O
nine:O
children:O
together:O
,:O
Grigore:person-other
died:O
a:O
celibate:O
in:O
1903:O
.:O