With no explanation, label each line with "O", "person-actor", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
Burton
was
nominated
for
Outstanding
Supporting
Actor
in
2000
.
Burton:person-actor
was:O
nominated:O
for:O
Outstanding:O
Supporting:O
Actor:O
in:O
2000:O
.:O