With no explanation, label each line with "O", "person-scholar", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
The
critics
were
generally
positive
,
with
Louella
Parsons
declaring
:
``
It
is
the
most
courageous
subject
ever
attempted
on
the
screen
''
.
The:O
critics:O
were:O
generally:O
positive:O
,:O
with:O
Louella:person-scholar
Parsons:person-scholar
declaring:O
::O
``:O
It:O
is:O
the:O
most:O
courageous:O
subject:O
ever:O
attempted:O
on:O
the:O
screen:O
'':O
.:O