With no explanation, label each line with "O", "person-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
The
architects
were
C.
Parker
Crowell
and
Walter
Lancaster
.
The:O
architects:O
were:O
C.:person-other
Parker:person-other
Crowell:person-other
and:O
Walter:person-other
Lancaster:person-other
.:O