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 ":".
He
was
tried
again
for
second-degree
murder
on
October
20
,
2008
.
He:O
was:O
tried:O
again:O
for:O
second-degree:O
murder:O
on:O
October:O
20:O
,:O
2008:O
.:O