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.