With no explanation, label each line with "O", "person-artist/author", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
Producer
James
Michael
may
have
also
worked
on
the
track
at
one
point
.
Producer:O
James:person-artist/author
Michael:person-artist/author
may:O
have:O
also:O
worked:O
on:O
the:O
track:O
at:O
one:O
point:O
.:O