With no explanation, label each line with "organization-media/newspaper", "location-GPE", "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
(
Ackerley
would
buy
KLTX
(
now
KJR-FM
)
in
December
1987
.
)
(:O
Ackerley:location-GPE
would:O
buy:O
KLTX:organization-media/newspaper
(:O
now:O
KJR-FM:O
):O
in:O
December:O
1987:O
.:O
):O