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 ":".
That
company
produced
the
Starflight
TriStar
and
the
Starflight
DBL
,
the
first
tandem-seat
ultralight
trainer
.
That:O
company:O
produced:O
the:O
Starflight:product-airplane
TriStar:product-airplane
and:O
the:O
Starflight:product-airplane
DBL:product-airplane
,:O
the:O
first:O
tandem-seat:O
ultralight:O
trainer:O
.:O