Before revision: Gianfranco Sanguinetti (born 16 July 1948, Pully, Switzerland) is a writer and a member of the Situationist International (SI), a political art movement.
After revision: Gianfranco Sanguinetti (born 16 July 1948, Pully, Switzerlwho was) is a writer and a member of the Situationist International (SI), a political art movement.