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 ":".
This
is
a
list
of
surviving
Curtiss
C-46
Commandos
,
including
both
airworthy
and
on
display
or
stored
aircraft
.
This:O
is:O
a:O
list:O
of:O
surviving:O
Curtiss:product-airplane
C-46:product-airplane
Commandos:product-airplane
,:O
including:O
both:O
airworthy:O
and:O
on:O
display:O
or:O
stored:O
aircraft:O
.:O