With no explanation, label each line with "O", "other-god", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
Some
scholars
have
suggested
that
the
archaic
doctrine
of
Zalmoxis
points
to
a
heritage
from
before
the
times
of
Indo-Europeans
,
but
this
is
difficult
,
if
not
impossible
,
to
demonstrate
.
Some:O
scholars:O
have:O
suggested:O
that:O
the:O
archaic:O
doctrine:O
of:O
Zalmoxis:other-god
points:O
to:O
a:O
heritage:O
from:O
before:O
the:O
times:O
of:O
Indo-Europeans:O
,:O
but:O
this:O
is:O
difficult:O
,:O
if:O
not:O
impossible:O
,:O
to:O
demonstrate:O
.:O