With no explanation, label each line with "location-GPE", "O", "event-attack/battle/war/militaryconflict", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
The
anniversary
of
the
Coffy
slave
rebellion
,
23
February
,
has
been
Republic
Day
in
Guyana
since
1970
.
The:O
anniversary:O
of:O
the:O
Coffy:event-attack/battle/war/militaryconflict
slave:event-attack/battle/war/militaryconflict
rebellion:event-attack/battle/war/militaryconflict
,:O
23:O
February:O
,:O
has:O
been:O
Republic:O
Day:O
in:O
Guyana:location-GPE
since:O
1970:O
.:O