With no explanation, label each line with "product-other", "O", "product-software", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
This
Treo
has
a
form
factor
similar
to
that
of
the
GSM
Treo
680
,
and
is
equipped
with
the
full
Palm
OS
.
This:O
Treo:O
has:O
a:O
form:O
factor:O
similar:O
to:O
that:O
of:O
the:O
GSM:product-other
Treo:product-other
680:product-other
,:O
and:O
is:O
equipped:O
with:O
the:O
full:O
Palm:product-software
OS:product-software
.:O