Maria Walpole was a widow of James Waldegrave, 2nd Earl Waldegrave

Target entity: Maria Walpole was a widow of James Waldegrave, 2nd Earl Waldegrave
Context triple: [William Henry, Duke of Gloucester and Edinburgh, spouseBackground, Maria Walpole was a widow of James Waldegrave, 2nd Earl Waldegrave]

• A. Mary Walpole
  Mary Walpole was the wife of British statesman Robert Walpole, often regarded as Britain’s first de facto Prime Minister, and a member of the prominent Walpole family.
• B. Horatio Walpole, 1st Earl of Orford (second creation)
  Horatio Walpole, 1st Earl of Orford (second creation), was an 18th-century British Whig politician and diplomat, a prominent member of the influential Walpole family and cousin of Prime Minister Sir Robert Walpole.
• C. Josephine Walpole
  Josephine Walpole is a person notable enough to be recorded as a bearer of the Walpole surname, historically associated with prominent British political and social figures.
• D. Hester Grenville, Countess of Chatham
  Hester Grenville, Countess of Chatham, was an 18th-century British aristocrat and political hostess, best known as the wife of Prime Minister William Pitt the Elder and a member of the influential Grenville political family.
• E. Elizabeth, Lady Essex (third wife)
  Elizabeth, Lady Essex was the third wife of Robert Devereux, 3rd Earl of Essex, a prominent English nobleman and Parliamentarian general during the English Civil War.
• F. None of above. chosen
• G. Unsure - the case is ambiguous/there is not enough information to decide.

Target entity: Maria Walpole was a widow of James Waldegrave, 2nd Earl Waldegrave
Target entity description: Maria Walpole was an 18th-century English noblewoman and illegitimate granddaughter of King Charles II who later married Prince William Henry, Duke of Gloucester and Edinburgh.

• A. Mary Walpole
  Mary Walpole was the wife of British statesman Robert Walpole, often regarded as Britain’s first de facto Prime Minister, and a member of the prominent Walpole family.
• B. Horatio Walpole, 1st Earl of Orford (second creation)
  Horatio Walpole, 1st Earl of Orford (second creation), was an 18th-century British Whig politician and diplomat, a prominent member of the influential Walpole family and cousin of Prime Minister Sir Robert Walpole.
• C. Josephine Walpole
  Josephine Walpole is a person notable enough to be recorded as a bearer of the Walpole surname, historically associated with prominent British political and social figures.
• D. Hester Grenville, Countess of Chatham
  Hester Grenville, Countess of Chatham, was an 18th-century British aristocrat and political hostess, best known as the wife of Prime Minister William Pitt the Elder and a member of the influential Grenville political family.
• E. Elizabeth, Lady Essex (third wife)
  Elizabeth, Lady Essex was the third wife of Robert Devereux, 3rd Earl of Essex, a prominent English nobleman and Parliamentarian general during the English Civil War.
• F. None of above. chosen