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
preparation
to
go
halal
began
in
2004
.
The:O
preparation:O
to:O
go:O
halal:O
began:O
in:O
2004:O
.:O