With no explanation, label each line with "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport", "building-hospital" or "building-hotel" preceded by ":".
They
believe
that
their
culture
was
created
at
the
beginning
of
time
by
ancestral
beings
.
They:O
believe:O
that:O
their:O
culture:O
was:O
created:O
at:O
the:O
beginning:O
of:O
time:O
by:O
ancestral:O
beings:O
.:O