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 ":".
7,472
:
public
health
and
convenience
,
Rs
.
7,472:O
::O
public:O
health:O
and:O
convenience:O
,:O
Rs:O
.:O