Triple

T639671
Position Surface form Disambiguated ID Type / Status
Subject Arlington House plantation E16704 entity
Predicate alsoKnownAs P39 FINISHED
Object Arlington Estate
Arlington Estate is the historic Virginia plantation that served as the home of the Custis-Lee family and later became the site of Arlington National Cemetery.
 E80489 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: Arlington Estate | Statement: [Arlington House plantation, alsoKnownAs, Arlington Estate]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Arlington Estate
Context triple: [Arlington House plantation, alsoKnownAs, Arlington Estate]
  • A. Locust Grove Estate
    Locust Grove Estate is a historic Hudson River–valley property in Poughkeepsie, New York, best known as the Italianate villa and former home of telegraph inventor Samuel F. B. Morse, now operated as a museum and landscaped estate.
  • B. Oxon Hill Manor
    Oxon Hill Manor is a historic early-20th-century Neo-Georgian mansion and estate overlooking the Potomac River in Prince George’s County, Maryland, now used as an event and conference venue.
  • C. Sutton Place
    Sutton Place is an affluent residential neighborhood on Manhattan’s East Side, known for its elegant townhouses, river views, and quiet, exclusive character.
  • D. Longwood House
    Longwood House is the remote residence on the island of Saint Helena where Napoleon Bonaparte spent his final years in exile and ultimately died.
  • E. Rockcliffe Mansion
    Rockcliffe Mansion is a historic Gilded Age mansion and museum in Hannibal, Missouri, known for its grand architecture and period interiors.
  • 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: Arlington Estate
Triple: [Arlington House plantation, alsoKnownAs, Arlington Estate]
Generated description
Arlington Estate is the historic Virginia plantation that served as the home of the Custis-Lee family and later became the site of Arlington National Cemetery.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Arlington Estate
Target entity description: Arlington Estate is the historic Virginia plantation that served as the home of the Custis-Lee family and later became the site of Arlington National Cemetery.
  • A. Locust Grove Estate
    Locust Grove Estate is a historic Hudson River–valley property in Poughkeepsie, New York, best known as the Italianate villa and former home of telegraph inventor Samuel F. B. Morse, now operated as a museum and landscaped estate.
  • B. Oxon Hill Manor
    Oxon Hill Manor is a historic early-20th-century Neo-Georgian mansion and estate overlooking the Potomac River in Prince George’s County, Maryland, now used as an event and conference venue.
  • C. Sutton Place
    Sutton Place is an affluent residential neighborhood on Manhattan’s East Side, known for its elegant townhouses, river views, and quiet, exclusive character.
  • D. Longwood House
    Longwood House is the remote residence on the island of Saint Helena where Napoleon Bonaparte spent his final years in exile and ultimately died.
  • E. Rockcliffe Mansion
    Rockcliffe Mansion is a historic Gilded Age mansion and museum in Hannibal, Missouri, known for its grand architecture and period interiors.
  • 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_69a4936be1c88190af56540324b57da7 completed March 1, 2026, 7:28 p.m.
NER Named-entity recognition batch_69a49f00260081909d1a679182e23d10 completed March 1, 2026, 8:18 p.m.
NED1 Entity disambiguation (via context triple) batch_69a5778daa0881908311823d8db543ae completed March 2, 2026, 11:42 a.m.
NEDg Description generation batch_69a5782a4d208190b2147ce5b4441204 completed March 2, 2026, 11:44 a.m.
NED2 Entity disambiguation (via description) batch_69a578e8e5488190933524b39c6053ba completed March 2, 2026, 11:47 a.m.
Created at: March 1, 2026, 7:35 p.m.