With no explanation, label each line with "art-writtenart", "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "building-airport", "building-hospital" or "building-hotel" preceded by ":".
In
1999
,
``
American
Libraries
``
named
him
one
of
the
``
100
Most
Important
Leaders
We
Had
in
the
20th
Century
''
.
In:O
1999:O
,:O
``:O
American:art-writtenart
Libraries:art-writtenart
``:O
named:O
him:O
one:O
of:O
the:O
``:O
100:O
Most:O
Important:O
Leaders:O
We:O
Had:O
in:O
the:O
20th:O
Century:O
'':O
.:O