With no explanation, label each line with "O", "event-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
Only
4076
were
constructed
in
its
11-year
run
,
with
the
majority
built
in
its
debut
year
before
the
Great
Depression
took
strong
hold
.
Only:O
4076:O
were:O
constructed:O
in:O
its:O
11-year:O
run:O
,:O
with:O
the:O
majority:O
built:O
in:O
its:O
debut:O
year:O
before:O
the:O
Great:event-other
Depression:event-other
took:O
strong:O
hold:O
.:O