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 ":".
Their
corruption
grows
until
he
can
no
longer
allow
himself
to
stand
by
and
do
nothing
.
Their:O
corruption:O
grows:O
until:O
he:O
can:O
no:O
longer:O
allow:O
himself:O
to:O
stand:O
by:O
and:O
do:O
nothing:O
.:O