With no explanation, label each line with "O", "person-scholar", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
Y.
T.
Li
's
wife
,
T.D
.
Y.:person-scholar
T.:person-scholar
Li:person-scholar
's:O
wife:O
,:O
T.D:O
.:O