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 ":".
Those
designs
provided
the
basis
for
later
V-STOL
Aircraft
models
.
Those:O
designs:O
provided:O
the:O
basis:O
for:O
later:O
V-STOL:product-airplane
Aircraft:product-airplane
models:O
.:O