Chekhov's gun (Chekhov's rifle; Russian: Чеховское ружьё) is a narrative principle that states that every element in a story must be necessary, and irrelevant...

Че́ховский; masculine), Chekhovskaya (Че́ховская; feminine), or Chekhovskoye (Че́ховское; neuter) is the name of several rural localities in Russia: Chekhovsky...