With no explanation, label each line with "organization-other", "O", "event-sportsevent", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
The
New
Zealand
Open
is
a
darts
tournament
organized
by
the
New
Zealand
Darts
Council
that
has
been
held
annually
since
1983
.
The:O
New:event-sportsevent
Zealand:event-sportsevent
Open:event-sportsevent
is:O
a:O
darts:O
tournament:O
organized:O
by:O
the:O
New:organization-other
Zealand:organization-other
Darts:organization-other
Council:organization-other
that:O
has:O
been:O
held:O
annually:O
since:O
1983:O
.:O