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 ":".
The
lake
is
fed
by
the
Folsom
South
Canal
.
The:O
lake:O
is:O
fed:O
by:O
the:O
Folsom:location-bodiesofwater
South:location-bodiesofwater
Canal:location-bodiesofwater
.:O