Original sentence: In his memoirs, Jean Chrétien, Attorney General of Canada during the Charter negotiations, stated that the dilution was not very problematic because he expected women's protests would convince Saskatchewan to drop the issue
Edited sentence: If Straight from the Heart, the memoir of Jean Chrétien, Attorney General of Canada during the Charter negotiations, is to be believed, Chrétien felt the dilution was not very problematic because he expected women's protests would convince Saskatchewan to drop the issue