With no explanation, label each line with "organization-media/newspaper", "O", "organization-sportsleague", "event-sportsevent", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting" or "art-writtenart" preceded by ":".
CBS
was
originally
scheduled
to
broadcast
Super
Bowl
XXVII
,
but
the
NFL
allowed
NBC
and
CBS
to
swap
Super
Bowls
XXVI
and
XXVII
so
CBS
could
use
Super
Bowl
XXVI
as
a
strong
lead-in
for
its
coverage
of
the
1992
Winter
Olympics
.
CBS:organization-media/newspaper
was:O
originally:O
scheduled:O
to:O
broadcast:O
Super:event-sportsevent
Bowl:event-sportsevent
XXVII:event-sportsevent
,:O
but:O
the:O
NFL:organization-sportsleague
allowed:O
NBC:organization-media/newspaper
and:O
CBS:organization-media/newspaper
to:O
swap:O
Super:event-sportsevent
Bowls:event-sportsevent
XXVI:event-sportsevent
and:O
XXVII:event-sportsevent
so:O
CBS:organization-media/newspaper
could:O
use:O
Super:event-sportsevent
Bowl:event-sportsevent
XXVI:event-sportsevent
as:O
a:O
strong:O
lead-in:O
for:O
its:O
coverage:O
of:O
the:O
1992:O
Winter:event-sportsevent
Olympics:event-sportsevent
.:O