| Answer | Crossword Clue |
|---|---|
| OLGA | Masha and Irina's sister, in Chekhov |
| OLGA | Masha and Irina's sister, in a Chekhov work |
| OLGA | Masha and Irina's sister, in a Chekhov play |
| OLGA | Masha and Irina's sister in Chekhov's "Three Sisters" |
| IRINA | Sister of Olga and Masha, in Chekhov |
| ANTON | Olga, Masha and Irina's creator |
