In 1969, he drew up the report proposing the expulsion from the party of the Manifesto group. In 1984, after Berlinguer's death, Natta was elected as party secretary.
Natta had problems with the Manifesto group.
Natta wrote a report proposing expulsion from the Manifesto group's party. We don't know why he did that. He might have had problems with them or maybe there was another reason. I think this fooled the system because it doesn't really understand ambiguity.
( z1 have :ARG0 ( z2 person :name ( z3 name :op "Natta" ) ) :ARG1 ( z4 problem :topic ( z5 group :name ( z6 name :op "Manifesto" ) ) ) )