With no explanation, label each line with "O", "location-bodiesofwater", "location-mountain", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
The
waterfall
is
located
at
the
south
end
of
Mill
Creek
as
it
plunges
into
the
Rogue
River
over
a
carved
cliff
surrounded
by
walls
of
petrified
volcanic
ash
consequence
of
Mount
Mazama
eruption
.
The:O
waterfall:O
is:O
located:O
at:O
the:O
south:O
end:O
of:O
Mill:location-bodiesofwater
Creek:location-bodiesofwater
as:O
it:O
plunges:O
into:O
the:O
Rogue:location-bodiesofwater
River:location-bodiesofwater
over:O
a:O
carved:O
cliff:O
surrounded:O
by:O
walls:O
of:O
petrified:O
volcanic:O
ash:O
consequence:O
of:O
Mount:location-mountain
Mazama:location-mountain
eruption:O
.:O