With no explanation, label each line with "event-attack/battle/war/militaryconflict", "O", "organization-government/governmentagency", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
In
2013
,
an
internal
review
of
UN
actions
in
the
final
battles
of
the
Sri
Lankan
Civil
War
in
2009
concluded
that
the
organization
had
suffered
``
systemic
failure
''
.
In:O
2013:O
,:O
an:O
internal:O
review:O
of:O
UN:organization-government/governmentagency
actions:O
in:O
the:O
final:O
battles:O
of:O
the:O
Sri:event-attack/battle/war/militaryconflict
Lankan:event-attack/battle/war/militaryconflict
Civil:event-attack/battle/war/militaryconflict
War:event-attack/battle/war/militaryconflict
in:O
2009:O
concluded:O
that:O
the:O
organization:O
had:O
suffered:O
``:O
systemic:O
failure:O
'':O
.:O