With no explanation, label each line with "O", "organization-sportsteam", "person-athlete", "organization-sportsleague", "person-other", "art-broadcastprogram", "art-film", "art-music", "art-other" or "art-painting" preceded by ":".
He
watched
from
the
sidelines
as
the
Redskins
won
Super
Bowl
XXII
under
coach
Joe
Gibbs
in
January
1988
behind
the
quarterbacking
of
veteran
Doug
Williams
.
He:O
watched:O
from:O
the:O
sidelines:O
as:O
the:O
Redskins:organization-sportsteam
won:O
Super:organization-sportsleague
Bowl:organization-sportsleague
XXII:organization-sportsleague
under:O
coach:O
Joe:person-other
Gibbs:person-other
in:O
January:O
1988:O
behind:O
the:O
quarterbacking:O
of:O
veteran:O
Doug:person-athlete
Williams:person-athlete
.:O