With no explanation, label each line with "O", "location-road/railway/highway/transit", "location-mountain", "location-bodiesofwater", "location-GPE", "art-broadcastprogram", "art-film", "art-music", "art-other" or "art-painting" preceded by ":".
The
Appalachian
Trail
crosses
the
summit
of
Walnut
Mountain
just
south
of
Wasp
,
and
a
spur
trail
connects
the
A.T.
's
Walnut
Mountain
shelter
with
the
upper
Wolf
Creek
Valley
.
The:O
Appalachian:location-road/railway/highway/transit
Trail:location-road/railway/highway/transit
crosses:O
the:O
summit:O
of:O
Walnut:location-mountain
Mountain:location-mountain
just:O
south:O
of:O
Wasp:location-GPE
,:O
and:O
a:O
spur:O
trail:O
connects:O
the:O
A.T.:location-mountain
's:location-mountain
Walnut:location-mountain
Mountain:location-mountain
shelter:O
with:O
the:O
upper:O
Wolf:location-bodiesofwater
Creek:location-bodiesofwater
Valley:location-bodiesofwater
.:O