With no explanation, label each line with "product-airplane", "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
One
DC-3
and
one
Beech
Baron
made
up
the
aircraft
park
at
.
One:O
DC-3:product-airplane
and:O
one:O
Beech:product-airplane
Baron:product-airplane
made:O
up:O
the:O
aircraft:O
park:O
at:O
.:O