Situation:
Joan has said that he will be back for lunch. Ask him for confirmation.
Interpretation of the utterance: Confirmatory yes-no question
Informator:
R. D.
Utterance: La femna t'a invitat, es sur que vengues?
Translation: My wife invited you, are you coming for sure?
[The woman you have(present, 3rd sing.) invited, be(present, 3rd sing.) sure that come(present, 2nd sing.)?]