With no explanation, label each line with "product-game", "O", "organization-company", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
Other
titles
such
as
the
IBM
port
of
Stargate
were
completed
,
but
never
published
;
they
were
leaked
to
BBSes
.
Other:O
titles:O
such:O
as:O
the:O
IBM:product-game
port:product-game
of:product-game
Stargate:product-game
were:O
completed:O
,:O
but:O
never:O
published:O
;:O
they:O
were:O
leaked:O
to:O
BBSes:organization-company
.:O