Question: Who was a British suffragist and an early advocate of birth control in the United Kingdom, who died leaving  their son to be raised by his paternal grandparents ?
Sentence (from "Katharine Russell, Viscountess Amberley"): Katharine Louisa Russell, Viscountess Amberley (née Stanley; 3 April 1842 – 28 June 1874), often referred to as Kate, was a British suffragist and an early advocate of birth control in the United Kingdom.
Relevant evidence: Yes