 Complete the following phrase:  Born in Vercelli, Cavanna played in the 1920s and 1930s for Pro Vercelli and S.S.C. Napoli. He played 151 matches in Serie A. In the 193435 season he had the lowest goals conceded per game average 0.722 for Napoli, a record which stood until Dino Zoff broke it during the 