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 ":".
The
new
building
had
of
floor
space
and
housed
a
collection
of
over
4,000
books
.
The:O
new:O
building:O
had:O
of:O
floor:O
space:O
and:O
housed:O
a:O
collection:O
of:O
over:O
4,000:O
books:O
.:O