With no explanation, label each line with "product-other", "O", "organization-company", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
Arguably
one
of
the
best
known
of
all
steam
locomotive
models
for
half
a
century
,
versions
of
the
C-16
have
been
offered
by
Varney
,
Rivarossi
,
Gem
,
Life-Like
,
Pacific
Fast
Mail
,
MTH
and
others
.
Arguably:O
one:O
of:O
the:O
best:O
known:O
of:O
all:O
steam:O
locomotive:O
models:O
for:O
half:O
a:O
century:O
,:O
versions:O
of:O
the:O
C-16:product-other
have:O
been:O
offered:O
by:O
Varney:organization-company
,:O
Rivarossi:organization-company
,:O
Gem:organization-company
,:O
Life-Like:organization-company
,:O
Pacific:organization-company
Fast:organization-company
Mail:organization-company
,:O
MTH:organization-company
and:O
others:O
.:O