With no explanation, label each line with "art-broadcastprogram", "O", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport", "building-hospital" or "building-hotel" preceded by ":".
They
became
a
radio
program
in
1932
and
1936
as
``
The
Ziegfeld
Follies
of
the
Air
``
.
They:O
became:O
a:O
radio:O
program:O
in:O
1932:O
and:O
1936:O
as:O
``:O
The:art-broadcastprogram
Ziegfeld:art-broadcastprogram
Follies:art-broadcastprogram
of:art-broadcastprogram
the:art-broadcastprogram
Air:art-broadcastprogram
``:O
.:O