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 ":".
Though
rally
cars
were
standard
fare
,
Le
Mans
and
prototype
racing
models
often
appeared
such
as
the
Porsche
LMP
and
936
.
Though:O
rally:O
cars:O
were:O
standard:O
fare:O
,:O
Le:product-car
Mans:product-car
and:O
prototype:O
racing:O
models:O
often:O
appeared:O
such:O
as:O
the:O
Porsche:product-car
LMP:product-car
and:O
936:O
.:O