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 ":".
Sometimes
posthumous
diagnosis
is
considered
a
kind
of
medical
diagnosis
.
Sometimes:O
posthumous:O
diagnosis:O
is:O
considered:O
a:O
kind:O
of:O
medical:O
diagnosis:O
.:O