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 ":".
The
company
floated
on
the
stock
market
in
1987
.
The:O
company:O
floated:O
on:O
the:O
stock:O
market:O
in:O
1987:O
.:O