There is an Italian restaurant that is not family-friendly in the City Centre named The Rice Boat.  It is located by Express by Holiday Inn and is not expensive.
[['The Rice Boat', 'eatType', 'restaurant'], ['The Rice Boat', 'food', 'Italian'], ['The Rice Boat', 'priceRange', 'more than £30'], ['The Rice Boat', 'area', 'city centre'], ['The Rice Boat', 'familyFriendly', 'no'], ['The Rice Boat', 'near', 'Express by Holiday Inn']]