With no explanation, label each line with "location-GPE", "O", "event-disaster", "person-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting" or "art-writtenart" preceded by ":".
U.S
.
and
Israeli
officials
have
also
alleged
that
Mugniyeh
was
the
mastermind
of
the
Khobar
Towers
bombing
in
1996
,
which
killed
19
American
air
force
personnel
and
a
Saudi
civilian
.
U.S:location-GPE
.:O
and:O
Israeli:location-GPE
officials:O
have:O
also:O
alleged:O
that:O
Mugniyeh:person-other
was:O
the:O
mastermind:O
of:O
the:event-disaster
Khobar:event-disaster
Towers:event-disaster
bombing:event-disaster
in:event-disaster
1996:event-disaster
,:O
which:O
killed:O
19:O
American:location-GPE
air:O
force:O
personnel:O
and:O
a:O
Saudi:location-GPE
civilian:O
.:O