With no explanation, label each line with "O", "event-protest", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
Unfortunately
,
most
of
the
records
were
lost
with
the
Pueblo
Revolt
in
August
1680
.
Unfortunately:O
,:O
most:O
of:O
the:O
records:O
were:O
lost:O
with:O
the:O
Pueblo:event-protest
Revolt:event-protest
in:O
August:O
1680:O
.:O