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 ":".
He
could
see
the
descending
glacier
eventually
drained
to
the
Indus
River
and
so
the
mountain
was
in
the
British
Empire
.
He:O
could:O
see:O
the:O
descending:O
glacier:O
eventually:O
drained:O
to:O
the:O
Indus:location-bodiesofwater
River:location-bodiesofwater
and:O
so:O
the:O
mountain:O
was:O
in:O
the:O
British:location-GPE
Empire:location-GPE
.:O