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
peaked
at
number
1
on
the
``
Billboard
''
Top
Country
Albums
chart
.
The:O
album:O
peaked:O
at:O
number:O
1:O
on:O
the:O
``:O
Billboard:O
'':O
Top:O
Country:O
Albums:O
chart:O
.:O