Task: Dialogue State Tracking
Input (English): System: 'Thank you for calling the Cambridge Information system. Your call will be recorded for research purposes. You may ask for information about a place to eat, such as a restaurant, a pub, or a cafe. How may I help you?'
User: 'restaurant'
System: 'What type of food would you like? For example, American, English, or Seafood.'
User: 'barnwell'
System: 'Are you looking for somewhere near a particular venue? For example, Clare College, Downing College, or Primavera.'
User: 'barnwell area'
System: 'What type of food would you like? For example, Contemporary, French, or Fusion.'
User: 'barnwell'
System: 'What type of food would you like? For example, French, Italian, or Japanese.'
User: 'contemporary'
System: 'The Wheatsheaf, which is in the Barnwell part of town, is a great restaurant.'
User: 'french'
System: 'There is no restaurant in the Barnwell area in the cheap price range.'
User: 'french'
System: 'There is no restaurant in the Barnwell area and serving french food.'
User: 'sil'
System: 'There is no restaurant serving french food in the cheap price range.'
User: 'barnwell'
System: 'There is no restaurant in the Barnwell area and serving french food.'
User: 'american'
System: 'There is no restaurant in the Barnwell area and serving american food.'
User: 'american'
System: 'There is no restaurant in the Barnwell area and serving american food.'
User: 'sil'
System: 'Gourmet Burger  is an outstanding restaurant and it serves american food.'
User: 'traditional'
System: 'There is no restaurant serving traditional food in the cheap price range.'
User: 'address'
System: 'Gourmet Burger  is on 43-45 Regent Street.'
User: 'phone number'
System: 'The phone number of Gourmet Burger  is 01223312598.'
User: 'address'
System: 'Gourmet Burger  is on 43-45 Regent Street.'
User: 'thank you good bye'
Question: 'Did the user ask for the address of the restaurant?'

Output (English): Yes