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 ":".
Miller
,
J.R.
,
R.O.
,
Mumma
.
Miller:person-artist/author
,:person-artist/author
J.R.:person-artist/author
,:person-artist/author
R.O.:person-artist/author
,:person-artist/author
Mumma:person-artist/author
.:O