There is a children friendly coffee shop named Zizzi near the city center that is a bit above the average price range, however the customer rating is bit low.
[['Zizzi', 'eatType', 'coffee shop'], ['Zizzi', 'priceRange', 'moderate'], ['Zizzi', 'customer rating', 'low'], ['Zizzi', 'area', 'city centre'], ['Zizzi', 'familyFriendly', 'yes']]