With no explanation, label each line with "location-GPE", "O", "event-protest", "person-politician", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting" or "art-writtenart" preceded by ":".
For
reasons
which
are
still
obscure
,
Maysara
al-Matghari
,
the
original
leader
of
the
Berber
Revolt
and
self-proclaimed
caliph
,
was
deposed
and
executed
by
fellow
Berber
rebels
in
the
Summer
or
Fall
of
740
.
For:O
reasons:O
which:O
are:O
still:O
obscure:O
,:O
Maysara:person-politician
al-Matghari:person-politician
,:O
the:O
original:O
leader:O
of:O
the:O
Berber:event-protest
Revolt:event-protest
and:O
self-proclaimed:O
caliph:O
,:O
was:O
deposed:O
and:O
executed:O
by:O
fellow:O
Berber:location-GPE
rebels:O
in:O
the:O
Summer:O
or:O
Fall:O
of:O
740:O
.:O