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 ":".
On
March
7
,
1998
,
a
fire
damaged
the
tavern
,
severely
damaging
the
roof
and
second
floor
.
On:O
March:O
7:O
,:O
1998:O
,:O
a:O
fire:O
damaged:O
the:O
tavern:O
,:O
severely:O
damaging:O
the:O
roof:O
and:O
second:O
floor:O
.:O