Original: After coming back to Paris in May 1941 , he participated in the founding of the underground group Socialisme et Liberté with other writers Simone de Beauvoir , Merleau-Ponty , Jean-Toussaint , Dominique Desanti , Jean Kanapa , and École Normale students .
Simplified: He made friends with other writers and thinkers such as Merleau-Ponty , Jean-Toussaint and Dominique Desanti , and Jean Kanapa .