With no explanation, label each line with "product-other", "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
In
addition
,
the
game
was
very
successful
,
with
over
two
million
copies
sold
,
and
is
widely
regarded
as
a
killer
app
that
accelerated
the
sales
of
CD-ROM
drives
.
In:O
addition:O
,:O
the:O
game:O
was:O
very:O
successful:O
,:O
with:O
over:O
two:O
million:O
copies:O
sold:O
,:O
and:O
is:O
widely:O
regarded:O
as:O
a:O
killer:O
app:O
that:O
accelerated:O
the:O
sales:O
of:O
CD-ROM:product-other
drives:O
.:O