With no explanation, label each line with "O", "person-athlete", "organization-sportsteam", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
In
the
main
event
,
The
Shield
(
Dean
Ambrose
,
Roman
Reigns
,
and
Seth
Rollins
)
faced
Baron
Corbin
,
Drew
McIntyre
,
and
Bobby
Lashley
in
a
six-man
tag
team
match
.
In:O
the:O
main:O
event:O
,:O
The:O
Shield:organization-sportsteam
(:O
Dean:person-athlete
Ambrose:person-athlete
,:O
Roman:person-athlete
Reigns:person-athlete
,:O
and:O
Seth:person-athlete
Rollins:person-athlete
):O
faced:O
Baron:person-athlete
Corbin:person-athlete
,:O
Drew:person-athlete
McIntyre:person-athlete
,:O
and:O
Bobby:person-athlete
Lashley:person-athlete
in:O
a:O
six-man:O
tag:O
team:O
match:O
.:O