With no explanation, label each line with "O", "product-software", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
Unlike
Ubuntu
,
which
uses
Metacity
or
Compiz
3D
,
OpenGEU
used
Enlightenment
DR17
as
its
primary
window
manager
for
its
rich
two-dimensional
features
,
such
as
real
transparency
and
desktop
animation
options
.
Unlike:O
Ubuntu:product-software
,:O
which:O
uses:O
Metacity:product-software
or:O
Compiz:product-software
3D:product-software
,:O
OpenGEU:product-software
used:O
Enlightenment:product-software
DR17:product-software
as:O
its:O
primary:O
window:O
manager:O
for:O
its:O
rich:O
two-dimensional:O
features:O
,:O
such:O
as:O
real:O
transparency:O
and:O
desktop:O
animation:O
options:O
.:O