With no explanation, label each line with "art-writtenart", "O", "location-bodiesofwater", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "building-airport" or "building-hospital" preceded by ":".
Nineteenth
and
early
20th
century
scholars
,
but
also
some
more
recent
authors
,
have
suggested
that
the
Ghaggar-Hakra
might
be
the
defunct
remains
of
the
Sarasvati
River
mentioned
in
the
Rig
Veda
,
fed
by
Himalayan-fed
rivers
which
changed
their
course
due
to
tectonics
.
Nineteenth:O
and:O
early:O
20th:O
century:O
scholars:O
,:O
but:O
also:O
some:O
more:O
recent:O
authors:O
,:O
have:O
suggested:O
that:O
the:O
Ghaggar-Hakra:location-bodiesofwater
might:O
be:O
the:O
defunct:O
remains:O
of:O
the:O
Sarasvati:location-bodiesofwater
River:location-bodiesofwater
mentioned:O
in:O
the:O
Rig:art-writtenart
Veda:art-writtenart
,:O
fed:O
by:O
Himalayan-fed:location-bodiesofwater
rivers:location-bodiesofwater
which:O
changed:O
their:O
course:O
due:O
to:O
tectonics:O
.:O