With no explanation, label each line with "O", "person-artist/author", "person-actor", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
The
bookshop
was
visited
in
the
19th
century
by
the
writers
Stendhal
,
Alessandro
Manzoni
,
Charles
Dickens
,
Herman
Melville
and
Henry
James
.
The:O
bookshop:O
was:O
visited:O
in:O
the:O
19th:O
century:O
by:O
the:O
writers:O
Stendhal:person-artist/author
,:O
Alessandro:person-artist/author
Manzoni:person-artist/author
,:O
Charles:person-artist/author
Dickens:person-artist/author
,:O
Herman:person-actor
Melville:person-actor
and:O
Henry:person-artist/author
James:person-artist/author
.:O