With no explanation, label each line with "organization-media/newspaper", "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
At
the
time
,
it
was
a
primary
CBS
affiliate
and
sister
station
to
KTNT
radio
(
AM
1400
,
now
KITZ
,
and
FM
97.3
,
now
KIRO-FM
)
.
At:O
the:O
time:O
,:O
it:O
was:O
a:O
primary:O
CBS:organization-media/newspaper
affiliate:O
and:O
sister:O
station:O
to:O
KTNT:organization-media/newspaper
radio:O
(:O
AM:O
1400:O
,:O
now:O
KITZ:O
,:O
and:O
FM:O
97.3:O
,:O
now:O
KIRO-FM:O
):O
.:O