With no explanation, label each line with "product-other", "product-car", "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
A
781
chassis
was
occasionally
campaigned
in
the
minor
Aurora
F1
series
.
A:O
781:product-other
chassis:product-other
was:O
occasionally:O
campaigned:O
in:O
the:O
minor:O
Aurora:product-car
F1:product-car
series:O
.:O