With no explanation, label each line with "O", "person-politician", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
As
a
supporter
of
Tony
Benn
in
the
Deputy
Leadership
election
of
1981
,
Roberts
was
unopposed
for
reselection
that
June
.
As:O
a:O
supporter:O
of:O
Tony:person-politician
Benn:person-politician
in:O
the:O
Deputy:O
Leadership:O
election:O
of:O
1981:O
,:O
Roberts:person-politician
was:O
unopposed:O
for:O
reselection:O
that:O
June:O
.:O