With no explanation, label each line with "O", "art-film", "art-music", "location-GPE", "person-artist/author", "person-other", "art-broadcastprogram", "art-other", "art-painting" or "art-writtenart" preceded by ":".
It
was
Edens
,
along
with
producer
Arthur
Freed
,
who
was
the
real
guiding
force
behind
M-G-M
's
1951
screen
version
of
Show
Boat
Edens
headed
the
search
for
the
right
singer-actor
to
play
Joe
,
the
key
supporting
character
who
sings
``
Ol
'
Man
River
``
,
and
he
discovered
William
Warfield
after
reading
a
rave
review
of
his
performance
in
a
New
York
song
recital
.
It:O
was:O
Edens:person-other
,:O
along:O
with:O
producer:O
Arthur:person-artist/author
Freed:person-artist/author
,:O
who:O
was:O
the:O
real:O
guiding:O
force:O
behind:O
M-G-M:O
's:O
1951:O
screen:O
version:O
of:O
Show:art-film
Boat:art-film
Edens:art-film
headed:O
the:O
search:O
for:O
the:O
right:O
singer-actor:O
to:O
play:O
Joe:person-other
,:O
the:O
key:O
supporting:O
character:O
who:O
sings:O
``:O
Ol:art-music
':art-music
Man:art-music
River:art-music
``:O
,:O
and:O
he:O
discovered:O
William:person-artist/author
Warfield:person-artist/author
after:O
reading:O
a:O
rave:O
review:O
of:O
his:O
performance:O
in:O
a:O
New:location-GPE
York:location-GPE
song:O
recital:O
.:O