With no explanation, label each line with "O", "person-artist/author", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
The
performance
also
included
the
Musical
to
the
Operetta
concert
soloist
and
piano
,
Gioele
Muglialdo
.
The:O
performance:O
also:O
included:O
the:O
Musical:O
to:O
the:O
Operetta:O
concert:O
soloist:O
and:O
piano:O
,:O
Gioele:person-artist/author
Muglialdo:person-artist/author
.:O