With no explanation, label each line with "location-GPE", "location-bodiesofwater", "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
Roaring
Fork
River
is
a
tributary
of
the
Colorado
River
,
approximately
long
,
in
west
central
Colorado
in
the
United
States
.
Roaring:location-bodiesofwater
Fork:location-bodiesofwater
River:location-bodiesofwater
is:O
a:O
tributary:O
of:O
the:O
Colorado:location-bodiesofwater
River:location-bodiesofwater
,:O
approximately:O
long:O
,:O
in:O
west:O
central:O
Colorado:location-GPE
in:O
the:O
United:location-GPE
States:location-GPE
.:O