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 ":".
(
the
first
version
of
NingPo
Mah
Jong
for
Linux
,
however
,
was
released
in
2003
by
Pyrogon
only
as
a
digital
download
)
.
(:O
the:O
first:O
version:O
of:O
NingPo:product-game
Mah:product-game
Jong:product-game
for:O
Linux:O
,:O
however:O
,:O
was:O
released:O
in:O
2003:O
by:O
Pyrogon:organization-company
only:O
as:O
a:O
digital:O
download:O
):O
.:O