With no explanation, label each line with "O", "person-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
In
response
to
that
,
Attorney
General
Robert
Kennedy
sent
127
U.S
.
In:O
response:O
to:O
that:O
,:O
Attorney:O
General:O
Robert:person-other
Kennedy:person-other
sent:O
127:O
U.S:O
.:O