Isabella of Portugal, Queen of Castile

Target entity: Isabella of Portugal, Queen of Castile
Context triple: [Isabella of Aragon, Queen of Portugal, grandparents, Isabella of Portugal, Queen of Castile]

• A. Isabella of Aragon, Queen of Portugal
  Isabella of Aragon, Queen of Portugal was a late 15th-century Spanish infanta who became queen consort of Portugal through her marriage to King Manuel I and played a key role in Iberian dynastic politics.
• B. Maria of Castile
  Maria of Castile was a 15th-century queen consort of Aragon and Naples, noted for governing Aragon as regent during her husband Alfonso V’s long absences in Italy.
• C. Joanna of Castile
  Joanna of Castile, also known as Joanna the Mad, was a queen of Castile and Aragon whose reign marked the dynastic union that led to a unified Spain, though she spent much of her life confined due to alleged mental illness.
• D. Maria of Aragon, Queen of Portugal
  Maria of Aragon, Queen of Portugal, was a Spanish infanta of the Catholic Monarchs who became queen consort of Portugal through her marriage to King Manuel I and played a key dynastic role in strengthening Iberian alliances in the early 16th century.
• E. Isabella of Portugal
  Isabella of Portugal was a 16th-century Holy Roman Empress and Queen consort of Spain, noted for her political influence and role in governing the Spanish Empire during the reign of her husband, Emperor Charles V.
• F. None of above. chosen
• G. Unsure - the case is ambiguous/there is not enough information to decide.

Target entity: Isabella of Portugal, Queen of Castile
Target entity description: Isabella of Portugal, Queen of Castile was a 15th-century Portuguese noblewoman who became queen consort of Castile through her marriage to King John II and was the mother of Isabella I of Castile.

• A. Isabella of Aragon, Queen of Portugal
  Isabella of Aragon, Queen of Portugal was a late 15th-century Spanish infanta who became queen consort of Portugal through her marriage to King Manuel I and played a key role in Iberian dynastic politics.
• B. Maria of Castile
  Maria of Castile was a 15th-century queen consort of Aragon and Naples, noted for governing Aragon as regent during her husband Alfonso V’s long absences in Italy.
• C. Joanna of Castile
  Joanna of Castile, also known as Joanna the Mad, was a queen of Castile and Aragon whose reign marked the dynastic union that led to a unified Spain, though she spent much of her life confined due to alleged mental illness.
• D. Maria of Aragon, Queen of Portugal
  Maria of Aragon, Queen of Portugal, was a Spanish infanta of the Catholic Monarchs who became queen consort of Portugal through her marriage to King Manuel I and played a key dynastic role in strengthening Iberian alliances in the early 16th century.
• E. Isabella of Portugal
  Isabella of Portugal was a 16th-century Holy Roman Empress and Queen consort of Spain, noted for her political influence and role in governing the Spanish Empire during the reign of her husband, Emperor Charles V.
• F. None of above. chosen