With no explanation, label each line with "product-car", "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
Profits
increased
past
the
$
1
million
mark
in
1991
,
and
Lamborghini
enjoyed
a
positive
era
.
Profits:O
increased:O
past:O
the:O
$:O
1:O
million:O
mark:O
in:O
1991:O
,:O
and:O
Lamborghini:product-car
enjoyed:O
a:O
positive:O
era:O
.:O