Episode 4: A Russian Playwright?

Mother and son Margie & Luke used a new twist in the race, the Blind U-turn, to help allies Jamie and Cara by engineering the elimination of dating couple Amanda & Kris.

During the Detour, teams had to decipher the name of a famous Russian playwright.  Mr. Grafton knew IMMEDIATELY which playwright they were talking about.  "I could have won this challenge.  I have a poster for one of his plays in my classroom," he said to Mrs. Grafton.  

Amazing Race Challenge 4:  

What is the title of the play.