With no explanation, label each line with "O", "organization-other", "person-artist/author", "art-writtenart", "person-other", "art-broadcastprogram", "art-film", "art-music", "art-other" or "art-painting" preceded by ":".
In
his
introduction
to
List
's
``
The
Secret
of
the
Runes
``
,
Stephen
E.
Flowers
notes
:
``
The
HAO
never
really
crystallized
in
List
's
lifetime
–
although
it
seems
possible
that
he
developed
a
theoretical
body
of
unpublished
documents
and
rituals
relevant
to
the
HAO
which
have
only
been
put
into
full
practice
in
more
recent
years
''
.
In:O
his:O
introduction:O
to:O
List:person-other
's:O
``:O
The:O
Secret:art-writtenart
of:art-writtenart
the:art-writtenart
Runes:art-writtenart
``:O
,:O
Stephen:person-artist/author
E.:person-artist/author
Flowers:person-artist/author
notes:O
::O
``:O
The:O
HAO:organization-other
never:O
really:O
crystallized:O
in:O
List:person-other
's:O
lifetime:O
–:O
although:O
it:O
seems:O
possible:O
that:O
he:O
developed:O
a:O
theoretical:O
body:O
of:O
unpublished:O
documents:O
and:O
rituals:O
relevant:O
to:O
the:O
HAO:organization-other
which:O
have:O
only:O
been:O
put:O
into:O
full:O
practice:O
in:O
more:O
recent:O
years:O
'':O
.:O