With no explanation, label each line with "product-airplane", "O", "organization-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
Many
Mark
10
aircraft
were
converted
to
the
target
tug
role
postwar
as
the
TT.10
and
served
with
several
RAF
support
units
until
1960
.
Many:O
Mark:product-airplane
10:product-airplane
aircraft:O
were:O
converted:O
to:O
the:O
target:O
tug:O
role:O
postwar:O
as:O
the:O
TT.10:O
and:O
served:O
with:O
several:O
RAF:organization-other
support:O
units:O
until:O
1960:O
.:O