Triple

Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).

Phrase: Mary Anna Randolph Custis | Statement: [Mary Lee Fitzhugh Custis, child, Mary Anna Randolph Custis]

Target entity: Mary Anna Randolph Custis
Context triple: [Mary Lee Fitzhugh Custis, child, Mary Anna Randolph Custis]

• A. Mary Lee Fitzhugh Custis
  Mary Lee Fitzhugh Custis was an American plantation mistress and prominent member of the Virginia gentry, known for her philanthropy, religious work, and role as the mother-in-law of Robert E. Lee.
• B. Frances Parke Custis
  Frances Parke Custis was a colonial Virginia woman of the prominent Custis family and the younger sister of Martha Parke Custis, stepdaughter of George Washington.
• C. Elizabeth Parke Custis
  Elizabeth Parke Custis was one of Martha Washington’s four step-granddaughters, a prominent member of the Virginia gentry in the early American republic.
• D. Martha Parke Custis
  Martha Parke Custis was the daughter of Martha Washington and stepdaughter of George Washington, known as a member of the prominent Custis-Washington family in colonial Virginia.
• E. Eleanor Parke Custis
  Eleanor Parke Custis was one of the step-granddaughters of George Washington, known for being raised at Mount Vernon and later remembered as a prominent figure in early American society.
• F. None of above. chosen
• G. Unsure - the case is ambiguous/there is not enough information to decide.

Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"

Entity: Mary Anna Randolph Custis
Triple: [Mary Lee Fitzhugh Custis, child, Mary Anna Randolph Custis]

Mary Anna Randolph Custis was the wife of Confederate General Robert E. Lee and the great-granddaughter of Martha Washington, known as a prominent Virginia aristocrat and plantation mistress in the 19th century.

Target entity: Mary Anna Randolph Custis
Target entity description: Mary Anna Randolph Custis was the wife of Confederate General Robert E. Lee and the great-granddaughter of Martha Washington, known as a prominent Virginia aristocrat and plantation mistress in the 19th century.

• A. Mary Lee Fitzhugh Custis chosen
  Mary Lee Fitzhugh Custis was an American plantation mistress and prominent member of the Virginia gentry, known for her philanthropy, religious work, and role as the mother-in-law of Robert E. Lee.
• B. Frances Parke Custis
  Frances Parke Custis was a colonial Virginia woman of the prominent Custis family and the younger sister of Martha Parke Custis, stepdaughter of George Washington.
• C. Elizabeth Parke Custis
  Elizabeth Parke Custis was one of Martha Washington’s four step-granddaughters, a prominent member of the Virginia gentry in the early American republic.
• D. Martha Parke Custis
  Martha Parke Custis was the daughter of Martha Washington and stepdaughter of George Washington, known as a member of the prominent Custis-Washington family in colonial Virginia.
• E. Eleanor Parke Custis
  Eleanor Parke Custis was one of the step-granddaughters of George Washington, known for being raised at Mount Vernon and later remembered as a prominent figure in early American society.
• F. None of above.