Triple

T941009
Position Surface form Disambiguated ID Type / Status
Subject Mary Anna Custis Lee E20304 entity
Predicate mother P120 FINISHED
Object Mary Lee Fitzhugh Custis
Mary Lee Fitzhugh Custis was an American plantation mistress and prominent Virginia aristocrat of the early 19th century, known for her role in the influential Custis-Lee family and her philanthropic and religious activities.
E20304 NE FINISHED

How this triple was built (4 steps)

Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.

NER Named-entity recognition gpt-5-mini
Instruction
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).
Input
Phrase: Mary Lee Fitzhugh Custis | Statement: [Mary Anna Custis Lee, mother, Mary Lee Fitzhugh Custis]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Mary Lee Fitzhugh Custis
Context triple: [Mary Anna Custis Lee, mother, Mary Lee Fitzhugh Custis]
  • A. Mary Anna Custis Lee
    Mary Anna Custis Lee was the wife of Confederate General Robert E. Lee and the great-granddaughter of Martha Washington, known as a prominent 19th-century Virginia aristocrat and plantation mistress.
  • B. George Washington Parke Custis
    George Washington Parke Custis was an American plantation owner, writer, and orator best known as the step-grandson of George and Martha Washington and the builder of Arlington House, later Arlington National Cemetery.
  • C. Varina Howell Davis
    Varina Howell Davis was an American writer and the second wife of Jefferson Davis, serving as First Lady of the Confederate States during the American Civil War.
  • D. Elizabeth Virginia Wallace
    Elizabeth Virginia Wallace, better known as Bess Truman, was the First Lady of the United States from 1945 to 1953 as the wife of President Harry S. Truman.
  • E. Martha Washington
    Martha Washington was the first First Lady of the United States, a wealthy widow who managed large estates and played a key role as a social and political hostess during George Washington’s leadership.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
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]"
Input
Entity: Mary Lee Fitzhugh Custis
Triple: [Mary Anna Custis Lee, mother, Mary Lee Fitzhugh Custis]
Generated description
Mary Lee Fitzhugh Custis was an American plantation mistress and prominent Virginia aristocrat of the early 19th century, known for her role in the influential Custis-Lee family and her philanthropic and religious activities.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Mary Lee Fitzhugh Custis
Target entity description: Mary Lee Fitzhugh Custis was an American plantation mistress and prominent Virginia aristocrat of the early 19th century, known for her role in the influential Custis-Lee family and her philanthropic and religious activities.
  • A. Mary Anna Custis Lee chosen
    Mary Anna Custis Lee was the wife of Confederate General Robert E. Lee and the great-granddaughter of Martha Washington, known as a prominent 19th-century Virginia aristocrat and plantation mistress.
  • B. George Washington Parke Custis
    George Washington Parke Custis was an American plantation owner, writer, and orator best known as the step-grandson of George and Martha Washington and the builder of Arlington House, later Arlington National Cemetery.
  • C. Varina Howell Davis
    Varina Howell Davis was an American writer and the second wife of Jefferson Davis, serving as First Lady of the Confederate States during the American Civil War.
  • D. Elizabeth Virginia Wallace
    Elizabeth Virginia Wallace, better known as Bess Truman, was the First Lady of the United States from 1945 to 1953 as the wife of President Harry S. Truman.
  • E. Martha Washington
    Martha Washington was the first First Lady of the United States, a wealthy widow who managed large estates and played a key role as a social and political hostess during George Washington’s leadership.
  • F. None of above.

Provenance (5 batches)

The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.

Step Stage Batch ID Status When
creating Elicitation batch_69a493b0270c81909e6c9ce310f6aa55 completed March 1, 2026, 7:29 p.m.
NER Named-entity recognition batch_69a4b38cc6888190b1d9043ec8fbcbc3 completed March 1, 2026, 9:45 p.m.
NED1 Entity disambiguation (via context triple) batch_69ac1cd569a4819082687be40145331e completed March 7, 2026, 12:40 p.m.
NEDg Description generation batch_69ac1dc3ba18819093f2707f8869887c completed March 7, 2026, 12:44 p.m.
NED2 Entity disambiguation (via description) batch_69ac1e370bcc819089ebd997b9b15f2e completed March 7, 2026, 12:46 p.m.
Created at: March 1, 2026, 7:40 p.m.