With no explanation, label each line with "location-GPE", "O", "location-bodiesofwater", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
Elsewhere
it
is
only
found
in
two
short
stretches
of
the
Sonoyta
River
in
Sonora
,
Mexico
.
Elsewhere:O
it:O
is:O
only:O
found:O
in:O
two:O
short:O
stretches:O
of:O
the:O
Sonoyta:location-bodiesofwater
River:location-bodiesofwater
in:O
Sonora:location-GPE
,:O
Mexico:location-GPE
.:O