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 ":".
A
proposed
rescue
package
fell
through
on
13
June
when
staff
were
laid
off
and
it
was
announced
that
the
airline
's
assets
would
be
sold
.
A:O
proposed:O
rescue:O
package:O
fell:O
through:O
on:O
13:O
June:O
when:O
staff:O
were:O
laid:O
off:O
and:O
it:O
was:O
announced:O
that:O
the:O
airline:O
's:O
assets:O
would:O
be:O
sold:O
.:O