With no explanation, label each line with "O", "event-attack/battle/war/militaryconflict", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
The
Battle
of
the
Caribbean
refers
to
a
naval
campaign
waged
during
World
War
II
that
was
part
of
the
Battle
of
the
Atlantic
,
from
1941
to
1945
.
The:O
Battle:event-attack/battle/war/militaryconflict
of:event-attack/battle/war/militaryconflict
the:event-attack/battle/war/militaryconflict
Caribbean:event-attack/battle/war/militaryconflict
refers:O
to:O
a:O
naval:O
campaign:O
waged:O
during:O
World:event-attack/battle/war/militaryconflict
War:event-attack/battle/war/militaryconflict
II:event-attack/battle/war/militaryconflict
that:O
was:O
part:O
of:O
the:O
Battle:event-attack/battle/war/militaryconflict
of:event-attack/battle/war/militaryconflict
the:event-attack/battle/war/militaryconflict
Atlantic:event-attack/battle/war/militaryconflict
,:O
from:O
1941:O
to:O
1945:O
.:O