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 ":".
He
claimed
while
flying
Lavochkin
La-5
``
Red
34
``
.
He:O
claimed:O
while:O
flying:O
Lavochkin:product-airplane
La-5:product-airplane
``:O
Red:product-airplane
34:product-airplane
``:O
.:O