With no explanation, label each line with "building-other", "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
Towson
Plaza
was
one
of
the
earliest
multi-level
shopping
centers
.
Towson:building-other
Plaza:building-other
was:O
one:O
of:O
the:O
earliest:O
multi-level:O
shopping:O
centers:O
.:O