With no explanation, label each line with "art-broadcastprogram", "O", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport", "building-hospital" or "building-hotel" preceded by ":".
They
formed
a
double-act
called
The
Menopause
Sisters
.
They:O
formed:O
a:O
double-act:O
called:O
The:art-broadcastprogram
Menopause:art-broadcastprogram
Sisters:art-broadcastprogram
.:O