With no explanation, label each line with "location-GPE", "O", "organization-other", "event-attack/battle/war/militaryconflict", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting" or "art-writtenart" preceded by ":".
Elements
of
the
Joint
Rapid
Reaction
Force
were
activated
for
the
British
military
intervention
in
the
Sierra
Leone
Civil
War
in
May
to
September
2000
.
Elements:O
of:O
the:O
Joint:organization-other
Rapid:organization-other
Reaction:organization-other
Force:organization-other
were:O
activated:O
for:O
the:O
British:location-GPE
military:O
intervention:O
in:O
the:O
Sierra:event-attack/battle/war/militaryconflict
Leone:event-attack/battle/war/militaryconflict
Civil:event-attack/battle/war/militaryconflict
War:event-attack/battle/war/militaryconflict
in:O
May:O
to:O
September:O
2000:O
.:O