Triple

T3151983
Position Surface form Disambiguated ID Type / Status
Subject Martin Van Buren E65896 entity
Predicate spouse P13 FINISHED
Object Hannah Van Buren
Hannah Van Buren was the wife of eighth U.S. President Martin Van Buren and served as an unofficial First Lady before her early death, after which her daughter-in-law Angelica Singleton Van Buren assumed the role.
E330944 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: Hannah Van Buren | Statement: [Martin Van Buren, spouse, Hannah Van Buren]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Hannah Van Buren
Context triple: [Martin Van Buren, spouse, Hannah Van Buren]
  • A. Anna van Buren
    Anna van Buren, born Anna van Egmond, was a 16th-century Dutch noblewoman best known as the first wife of William of Orange (William the Silent).
  • B. Abigail Fillmore
    Abigail Fillmore was the First Lady of the United States from 1850 to 1853, noted for her intellectual interests and for establishing the first permanent White House library.
  • C. Letitia Christian Tyler
    Letitia Christian Tyler was the first wife of U.S. President John Tyler and served as First Lady of the United States until her death in 1842.
  • D. Ellen Wrenshall "Nellie" Grant
    Ellen Wrenshall "Nellie" Grant was the daughter of U.S. President Ulysses S. Grant and First Lady Julia Dent Grant, known for her prominent social role in Washington, D.C., including a widely publicized White House wedding.
  • E. Julia Gardiner Tyler
    Julia Gardiner Tyler was the second wife of U.S. President John Tyler and served as First Lady of the United States from 1844 to 1845.
  • 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: Hannah Van Buren
Triple: [Martin Van Buren, spouse, Hannah Van Buren]
Generated description
Hannah Van Buren was the wife of eighth U.S. President Martin Van Buren and served as an unofficial First Lady before her early death, after which her daughter-in-law Angelica Singleton Van Buren assumed the role.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Hannah Van Buren
Target entity description: Hannah Van Buren was the wife of eighth U.S. President Martin Van Buren and served as an unofficial First Lady before her early death, after which her daughter-in-law Angelica Singleton Van Buren assumed the role.
  • A. Anna van Buren
    Anna van Buren, born Anna van Egmond, was a 16th-century Dutch noblewoman best known as the first wife of William of Orange (William the Silent).
  • B. Abigail Fillmore
    Abigail Fillmore was the First Lady of the United States from 1850 to 1853, noted for her intellectual interests and for establishing the first permanent White House library.
  • C. Letitia Christian Tyler
    Letitia Christian Tyler was the first wife of U.S. President John Tyler and served as First Lady of the United States until her death in 1842.
  • D. Ellen Wrenshall "Nellie" Grant
    Ellen Wrenshall "Nellie" Grant was the daughter of U.S. President Ulysses S. Grant and First Lady Julia Dent Grant, known for her prominent social role in Washington, D.C., including a widely publicized White House wedding.
  • E. Julia Gardiner Tyler
    Julia Gardiner Tyler was the second wife of U.S. President John Tyler and served as First Lady of the United States from 1844 to 1845.
  • F. None of above. chosen

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_69ad8584485081909ed529e890cadc4a completed March 8, 2026, 2:19 p.m.
NER Named-entity recognition batch_69ada5c27258819099c46a657779780b completed March 8, 2026, 4:37 p.m.
NED1 Entity disambiguation (via context triple) batch_69b224fd22ac81909867d0cc150986a5 completed March 12, 2026, 2:29 a.m.
NEDg Description generation batch_69b225896c4c81909e875a2d357e7bc5 completed March 12, 2026, 2:31 a.m.
NED2 Entity disambiguation (via description) batch_69b226000fe88190b73f34e73e85ff48 completed March 12, 2026, 2:33 a.m.
Created at: March 8, 2026, 3:05 p.m.