With no explanation, label each line with "O", "organization-sportsleague", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
They
are
now
playing
in
V.League
1
.
They:O
are:O
now:O
playing:O
in:O
V.League:organization-sportsleague
1:organization-sportsleague
.:O