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
park
offers
free
admission
,
free
parking
,
and
free
entertainment
.
The:O
park:O
offers:O
free:O
admission:O
,:O
free:O
parking:O
,:O
and:O
free:O
entertainment:O
.:O