Triple

T2750483
Position Surface form Disambiguated ID Type / Status
Subject McLean House E60973 entity
Predicate originalOwner P347 FINISHED
Object Wilmer McLean
Wilmer McLean was a Virginia farmer and grocer whose properties uniquely bookended the American Civil War, with the first major battle near his Manassas home and General Lee’s surrender later signed in his McLean House at Appomattox.
E294823 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: Wilmer McLean | Statement: [McLean House, originalOwner, Wilmer McLean]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Wilmer McLean
Context triple: [McLean House, originalOwner, Wilmer McLean]
  • A. Joseph Twichell House
    The Joseph Twichell House is a historic residence in Hartford, Connecticut, associated with Reverend Joseph Twichell, a close friend of Mark Twain and a notable figure in the Nook Farm literary community.
  • 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. Guy Levis Grant
    Guy Levis Grant was an American dentist and educator best known as one of the ten founders of the historically Black fraternity Kappa Alpha Psi.
  • D. John Parke Custis
    John Parke Custis was the son of Martha Washington and stepson of George Washington, known primarily as a member of the prominent Custis-Washington family in colonial Virginia.
  • E. Philip Barton Key II
    Philip Barton Key II was a 19th-century American lawyer and U.S. Attorney for the District of Columbia, best known for his scandalous affair with Teresa Bagioli Sickles and his subsequent murder by her husband, Congressman Daniel Sickles.
  • 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: Wilmer McLean
Triple: [McLean House, originalOwner, Wilmer McLean]
Generated description
Wilmer McLean was a Virginia farmer and grocer whose properties uniquely bookended the American Civil War, with the first major battle near his Manassas home and General Lee’s surrender later signed in his McLean House at Appomattox.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Wilmer McLean
Target entity description: Wilmer McLean was a Virginia farmer and grocer whose properties uniquely bookended the American Civil War, with the first major battle near his Manassas home and General Lee’s surrender later signed in his McLean House at Appomattox.
  • A. Joseph Twichell House
    The Joseph Twichell House is a historic residence in Hartford, Connecticut, associated with Reverend Joseph Twichell, a close friend of Mark Twain and a notable figure in the Nook Farm literary community.
  • 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. Guy Levis Grant
    Guy Levis Grant was an American dentist and educator best known as one of the ten founders of the historically Black fraternity Kappa Alpha Psi.
  • D. John Parke Custis
    John Parke Custis was the son of Martha Washington and stepson of George Washington, known primarily as a member of the prominent Custis-Washington family in colonial Virginia.
  • E. Philip Barton Key II
    Philip Barton Key II was a 19th-century American lawyer and U.S. Attorney for the District of Columbia, best known for his scandalous affair with Teresa Bagioli Sickles and his subsequent murder by her husband, Congressman Daniel Sickles.
  • 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_69ab4b79846081909096725374d65ce9 completed March 6, 2026, 9:47 p.m.
NER Named-entity recognition batch_69abdb6b6f0c8190901ab032dfb21e37 completed March 7, 2026, 8:01 a.m.
NED1 Entity disambiguation (via context triple) batch_69afbbd86ac88190a4aba335ef9942e4 completed March 10, 2026, 6:36 a.m.
NEDg Description generation batch_69afbc8415388190a39d459ff7a411e4 completed March 10, 2026, 6:39 a.m.
NED2 Entity disambiguation (via description) batch_69afbcc460b88190986844c39165ef14 completed March 10, 2026, 6:40 a.m.
Created at: March 6, 2026, 9:56 p.m.