With no explanation, label each line with "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport", "building-hospital" or "building-hotel" preceded by ":".
WMV
is
a
mandatory
video
format
for
PlaysForSure-certified
online
stores
and
devices
,
as
well
as
Portable
Media
Center
devices
.
WMV:O
is:O
a:O
mandatory:O
video:O
format:O
for:O
PlaysForSure-certified:O
online:O
stores:O
and:O
devices:O
,:O
as:O
well:O
as:O
Portable:O
Media:O
Center:O
devices:O
.:O