He wrote about a servant shot after crossing the Yahi River in his The Exception and the Rule. Another work by this author sees Michael awarded to Grusha after he sits in the title locale, while another includes the characters Kattrin, Eilif, and Swiss Cheese. The author of The Caucasian Chalk Circle, for 10 points, name this German playwright who 
He wrote about a servant shot after crossing the Yahi River in his The Exception and the Rule. Another work by this author sees Michael awarded to Grusha after he sits in the title locale, while another includes the characters Kattrin, Eilif, and Swiss Cheese. The author of The Caucasian Chalk Circle, for 10 points, name this German playwright who collaborated with Kurt Weill on The Threepenny Opera and wrote Mother Courage and her Children.
He wrote about a servant shot after crossing the Yahi River in his The Exception and the Rule.
Bertolt {Brecht}