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 ":".
The
show
returned
to
McCormick
Place
in
1971
,
when
a
replacement
building
was
constructed
at
the
site
.
The:O
show:O
returned:O
to:O
McCormick:building-other
Place:building-other
in:O
1971:O
,:O
when:O
a:O
replacement:O
building:O
was:O
constructed:O
at:O
the:O
site:O
.:O