An expensive, five star, family friendly restaurant that serves sushi is The Waterman. It is located on the river in City centre.
[['The Waterman', 'eatType', 'restaurant'], ['The Waterman', 'priceRange', 'more than £30'], ['The Waterman', 'customer rating', '5 out of 5'], ['The Waterman', 'area', 'riverside'], ['The Waterman', 'familyFriendly', 'yes']]