With no explanation, label each line with "event-attack/battle/war/militaryconflict", "O", "person-politician", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
Corbière
refused
to
give
swear
allegiance
to
Louis
Philippe
I
after
the
July
Revolution
of
1830
,
and
left
the
chamber
of
peers
.
Corbière:person-politician
refused:O
to:O
give:O
swear:O
allegiance:O
to:O
Louis:person-politician
Philippe:person-politician
I:person-politician
after:O
the:O
July:event-attack/battle/war/militaryconflict
Revolution:event-attack/battle/war/militaryconflict
of:O
1830:O
,:O
and:O
left:O
the:O
chamber:O
of:O
peers:O
.:O