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 ":".
The
album
contains
two
CDs
with
a
total
of
33
tracks
.
The:O
album:O
contains:O
two:O
CDs:O
with:O
a:O
total:O
of:O
33:O
tracks:O
.:O