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 ":".
By
October
12
,
the
U.S
.
By:O
October:O
12:O
,:O
the:O
U.S:O
.:O