With no explanation, label each line with "O", "event-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
Although
originally
a
four-hour
,
all-you-can
eat
and
drink
event
held
on
one
day
,
by
2011
Oyster
Riot
had
expanded
to
a
three-day
event
held
on
Friday
,
Saturday
,
and
Sunday
.
Although:O
originally:O
a:O
four-hour:O
,:O
all-you-can:O
eat:O
and:O
drink:O
event:O
held:O
on:O
one:O
day:O
,:O
by:O
2011:O
Oyster:event-other
Riot:event-other
had:O
expanded:O
to:O
a:O
three-day:O
event:O
held:O
on:O
Friday:O
,:O
Saturday:O
,:O
and:O
Sunday:O
.:O