With no explanation, label each line with "product-other", "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
A
cutscene
from
the
game
was
even
leaked
on
YouTube
showing
Cartman
in
a
mental
hospital
.
A:O
cutscene:O
from:O
the:O
game:O
was:O
even:O
leaked:O
on:O
YouTube:product-other
showing:O
Cartman:O
in:O
a:O
mental:O
hospital:O
.:O