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
show
utilises
an
ensemble
cast
,
led
by
the
school
's
staff
members
.
The:O
show:O
utilises:O
an:O
ensemble:O
cast:O
,:O
led:O
by:O
the:O
school:O
's:O
staff:O
members:O
.:O