With no explanation, label each line with "building-library", "location-GPE", "O", "person-scholar", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting" or "art-writtenart" preceded by ":".
In
addition
,
the
papal
library
housed
in
the
Palais
(
the
largest
in
Europe
at
the
time
with
over
2,000
volumes
)
,
attracted
a
group
of
clerics
passionate
in
the
study
of
``
belles-lettres
''
,
amongst
them
the
founder
of
humanism
,
Petrarch
.
In:O
addition:O
,:O
the:O
papal:building-library
library:building-library
housed:O
in:O
the:O
Palais:location-GPE
(:O
the:O
largest:O
in:O
Europe:location-GPE
at:O
the:O
time:O
with:O
over:O
2,000:O
volumes:O
):O
,:O
attracted:O
a:O
group:O
of:O
clerics:O
passionate:O
in:O
the:O
study:O
of:O
``:O
belles-lettres:O
'':O
,:O
amongst:O
them:O
the:O
founder:O
of:O
humanism:O
,:O
Petrarch:person-scholar
.:O