With no explanation, label each line with "O", "location-bodiesofwater", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
Just
down
river
is
Bonnington
Falls
,
today
the
site
of
several
hydroelectric
dams
.
Just:O
down:O
river:O
is:O
Bonnington:location-bodiesofwater
Falls:location-bodiesofwater
,:O
today:O
the:O
site:O
of:O
several:O
hydroelectric:O
dams:O
.:O