4. The method of claim 3 , wherein identifying an item among the plurality of items on the display comprises: identifying an implicit reference to the item based on the utterance; and identifying an implicit reference to a position of the item based on the utterance.
4. The method of claim 3 , wherein identifying an item among the plurality of items on the display comprises: identifying an implicit reference to the item based on the utterance; and identifying an implicit reference to a position of the item based on the utterance. 5. The method of claim 4 , wherein identifying an item among the plurality of items on the display further comprises: determining a plurality of match scores between the utterance and the metadata; parsing the utterance for matching phrases between semantic phrases in the utterance and the metadata; and parsing the utterance to capture location indicators for predicting a screen location of the item.