Situation: Someone tells you the time, but you didn’t hear him/her very well. You think that s/he said one o’clock. You ask him/her again if s/he said it was one.
Semantic interpretation: Echo yes-no question.
Speaker: EPR
Utterance: ¿Bueno... Discúlpame, ¿la una me dijiste?
Translation: Well... excuse me, did you say one o'clock?