With no explanation, label each line with "building-other", "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
Sapporo
Dome
opened
in
2001
with
41,580
seats
.
Sapporo:building-other
Dome:building-other
opened:O
in:O
2001:O
with:O
41,580:O
seats:O
.:O