The Waterman:eatType:restaurant####The Waterman:food:English####The Waterman:priceRange:less than £20####The Waterman:customer rating:low####The Waterman:area:riverside####The Waterman:familyFriendly:yes
Riverside has a family-friendly restaurant which costs less than 20 pounds.  They serve English food, and have a low customer rating.  They are called The Waterman.