With no explanation, label each line with "O", "product-other", "organization-other", "other-currency", "person-other", "art-broadcastprogram", "art-film", "art-music", "art-other" or "art-painting" preceded by ":".
An
enterprising
Homebrew
Computer
Club
member
,
Robert
Marsh
,
designed
a
4K
static
memory
that
was
plug-in
compatible
with
the
Altair
8800
and
sold
for
$
255
.
An:O
enterprising:O
Homebrew:organization-other
Computer:organization-other
Club:organization-other
member:O
,:O
Robert:person-other
Marsh:person-other
,:O
designed:O
a:O
4K:O
static:O
memory:O
that:O
was:O
plug-in:O
compatible:O
with:O
the:O
Altair:product-other
8800:product-other
and:O
sold:O
for:O
$:other-currency
255:O
.:O