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 ":".
It
was
in
this
setting
that
DEC
introduced
DECtape
,
initially
called
``
MicroTape
``
,
for
both
the
PDP-1
and
PDP-4
.
It:O
was:O
in:O
this:O
setting:O
that:O
DEC:organization-company
introduced:O
DECtape:product-other
,:O
initially:O
called:O
``:O
MicroTape:product-other
``:O
,:O
for:O
both:O
the:O
PDP-1:product-other
and:O
PDP-4:product-other
.:O