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 ":".
It
featured
the
last
multiple-segment
Open
where
only
segment
winners
advanced
until
2015
,
and
had
a
27-car
field
,
the
largest
in
All-Star
race
history
.
It:O
featured:O
the:O
last:O
multiple-segment:O
Open:O
where:O
only:O
segment:O
winners:O
advanced:O
until:O
2015:O
,:O
and:O
had:O
a:O
27-car:O
field:O
,:O
the:O
largest:O
in:O
All-Star:O
race:O
history:O
.:O