With no explanation, label each line with "O", "product-weapon", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
(
The
base
is
not
needed
on
the
Henry
version
and
will
not
fit
the
Henry
receiver
.
)
(:O
The:O
base:O
is:O
not:O
needed:O
on:O
the:O
Henry:product-weapon
version:O
and:O
will:O
not:O
fit:O
the:O
Henry:product-weapon
receiver:O
.:O
):O