With no explanation, label each line with "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport", "building-hospital" or "building-hotel" preceded by ":".
Southern
tour
the
following
year
.
Southern:O
tour:O
the:O
following:O
year:O
.:O