With no explanation, label each line with "product-other", "O", "organization-company", "person-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting" or "art-writtenart" preceded by ":".
RealSound
is
a
patented
(
US
US5054086
A
)
technology
for
the
PC
created
by
Steve
Witzel
of
Access
Software
during
the
late
1980s
.
RealSound:product-other
is:O
a:O
patented:O
(:O
US:O
US5054086:O
A:O
):O
technology:O
for:O
the:O
PC:O
created:O
by:O
Steve:person-other
Witzel:person-other
of:O
Access:organization-company
Software:organization-company
during:O
the:O
late:O
1980s:O
.:O