With no explanation, label each line with "O", "location-island", "location-bodiesofwater", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
About
50
homes
were
flooded
on
the
north
shore
of
Oahu
and
significant
effects
were
seen
in
Waialua
Bay
.
About:O
50:O
homes:O
were:O
flooded:O
on:O
the:O
north:O
shore:O
of:O
Oahu:location-island
and:O
significant:O
effects:O
were:O
seen:O
in:O
Waialua:location-bodiesofwater
Bay:location-bodiesofwater
.:O