With no explanation, label each line with "O", "person-politician", "location-GPE", "art-writtenart", "person-other", "art-broadcastprogram", "art-film", "art-music", "art-other" or "art-painting" preceded by ":".
In
his
``
De
Viris
Illustribus
Casinensibus
``
,
Peter
the
Deacon
ascribes
to
him
the
composition
of
a
``
Cantus
ad
B.
Maurum
``
and
letters
to
King
Philip
I
of
France
and
to
Hugh
of
Cluny
,
which
no
longer
exist
.
In:O
his:O
``:O
De:art-writtenart
Viris:art-writtenart
Illustribus:art-writtenart
Casinensibus:art-writtenart
``:O
,:O
Peter:person-other
the:person-other
Deacon:person-other
ascribes:O
to:O
him:O
the:O
composition:O
of:O
a:O
``:O
Cantus:art-writtenart
ad:art-writtenart
B.:art-writtenart
Maurum:art-writtenart
``:O
and:O
letters:O
to:O
King:O
Philip:person-politician
I:person-politician
of:O
France:location-GPE
and:O
to:O
Hugh:person-other
of:person-other
Cluny:person-other
,:O
which:O
no:O
longer:O
exist:O
.:O