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 ":".
Major
politicians
at
this
time
,
in
addition
to
Piłsudski
,
included
peasant
activist
Wincenty
Witos
(
Prime
Minister
three
times
)
and
right-wing
leader
Roman
Dmowski
.
Major:O
politicians:O
at:O
this:O
time:O
,:O
in:O
addition:O
to:O
Piłsudski:person-politician
,:O
included:O
peasant:O
activist:O
Wincenty:person-politician
Witos:person-politician
(:O
Prime:O
Minister:O
three:O
times:O
):O
and:O
right-wing:O
leader:O
Roman:person-politician
Dmowski:person-politician
.:O