With no explanation, label each line with "art-writtenart", "O", "person-artist/author", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "building-airport" or "building-hospital" preceded by ":".
The
musical
book
by
Sam
Perrin
and
George
Balzer
is
based
on
the
novel
``
Slightly
Perfect
``
by
George
Malcolm-Smith
.
The:O
musical:O
book:O
by:O
Sam:person-artist/author
Perrin:person-artist/author
and:O
George:person-artist/author
Balzer:person-artist/author
is:O
based:O
on:O
the:O
novel:O
``:O
Slightly:art-writtenart
Perfect:art-writtenart
``:O
by:O
George:person-artist/author
Malcolm-Smith:person-artist/author
.:O