With no explanation, label each line with "other-disease", "O", "event-sportsevent", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
However
,
the
event
was
postponed
for
2021
along
with
the
Summer
Olympics
due
to
the
COVID-19
pandemic
,
leaving
all
the
qualifiers
unable
to
compete
.
However:O
,:O
the:O
event:O
was:O
postponed:O
for:O
2021:O
along:O
with:O
the:O
Summer:event-sportsevent
Olympics:event-sportsevent
due:O
to:O
the:O
COVID-19:other-disease
pandemic:O
,:O
leaving:O
all:O
the:O
qualifiers:O
unable:O
to:O
compete:O
.:O