With no explanation, label each line with "O", "location-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
On
the
western
side
,
flowing
south
from
Thornthwaite
Crag
with
the
graceful
curves
of
a
roller-coaster
are
Ill
Bell
,
Froswick
and
Yoke
.
On:O
the:O
western:O
side:O
,:O
flowing:O
south:O
from:O
Thornthwaite:location-other
Crag:location-other
with:O
the:O
graceful:O
curves:O
of:O
a:O
roller-coaster:O
are:O
Ill:location-other
Bell:location-other
,:O
Froswick:location-other
and:O
Yoke:location-other
.:O