With no explanation, label each line with "O", "organization-sportsleague", "person-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
Celtic
chief
executive
Peter
Lawwell
stated
in
April
2007
that
another
8,000
could
be
added
to
the
capacity
,
but
the
work
was
not
considered
cost-effective
.
Celtic:organization-sportsleague
chief:O
executive:O
Peter:person-other
Lawwell:person-other
stated:O
in:O
April:O
2007:O
that:O
another:O
8,000:O
could:O
be:O
added:O
to:O
the:O
capacity:O
,:O
but:O
the:O
work:O
was:O
not:O
considered:O
cost-effective:O
.:O