With no explanation, label each line with "O", "event-protest", "organization-media/newspaper", "building-theater", "person-other", "art-broadcastprogram", "art-film", "art-music", "art-other" or "art-painting" preceded by ":".
A
secretary
of
Lamartine
after
the
French
Revolution
of
1848
(
24
February
)
,
an
éditor
at
the
``
Le
Pays
``
,
his
plays
were
presented
,
among
others
,
at
the
Théâtre
de
la
Gaîté
and
the
Théâtre
du
Gymnase
.
A:O
secretary:O
of:O
Lamartine:person-other
after:O
the:O
French:event-protest
Revolution:event-protest
of:O
1848:O
(:O
24:O
February:O
):O
,:O
an:O
éditor:O
at:O
the:O
``:O
Le:organization-media/newspaper
Pays:organization-media/newspaper
``:O
,:O
his:O
plays:O
were:O
presented:O
,:O
among:O
others:O
,:O
at:O
the:O
Théâtre:building-theater
de:building-theater
la:building-theater
Gaîté:building-theater
and:O
the:O
Théâtre:building-theater
du:building-theater
Gymnase:building-theater
.:O