With no explanation, label each line with "O", "person-politician", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
He
remained
foreign
minister
until
the
fall
of
the
Giolitti
cabinet
on
4
July
1921
.
He:O
remained:O
foreign:O
minister:O
until:O
the:O
fall:O
of:O
the:O
Giolitti:person-politician
cabinet:O
on:O
4:O
July:O
1921:O
.:O