With no explanation, label each line with "art-writtenart", "O", "person-artist/author", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "building-airport" or "building-hospital" preceded by ":".
His
breakthrough
role
came
at
the
age
of
22
in
Arthur
Schnitzler
's
``
Komtesse
Mizzi
``
.
His:O
breakthrough:O
role:O
came:O
at:O
the:O
age:O
of:O
22:O
in:O
Arthur:person-artist/author
Schnitzler:person-artist/author
's:O
``:O
Komtesse:art-writtenart
Mizzi:art-writtenart
``:O
.:O