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 ":".
Wagenaar
received
his
B.A
.
Wagenaar:person-scholar
received:O
his:O
B.A:O
.:O