With no explanation, label each line with "location-GPE", "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
A
branch
of
the
Islamic
State
of
Iraq
and
the
Levant
claimed
responsibility
for
bringing
down
the
jet
,
and
a
Russian
investigation
concluded
that
a
bomb
was
detonated
inside
the
plane
at
a
high
altitude
.
A:O
branch:O
of:O
the:O
Islamic:location-GPE
State:location-GPE
of:O
Iraq:location-GPE
and:O
the:O
Levant:location-GPE
claimed:O
responsibility:O
for:O
bringing:O
down:O
the:O
jet:O
,:O
and:O
a:O
Russian:location-GPE
investigation:O
concluded:O
that:O
a:O
bomb:O
was:O
detonated:O
inside:O
the:O
plane:O
at:O
a:O
high:O
altitude:O
.:O