Situation: Your nieces and nephews are making lots of noise and you can’t hear the television. You ask them to be quiet.
Semantic interpretation: Imperative yes-no question.
Speaker: RBP
Utterance: ¡Chst! ¡Cállense, mocosos, ya! ¡Dejen escuchar la tele a la tía!
Translation: Sh! Shut up, boys, now! Let your aunt listen to the tv!