Triple
T142157
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Arlington National Cemetery |
E2876
|
entity |
| Predicate | formerLandOf |
P4380
|
FINISHED |
| Object |
Arlington House plantation
Arlington House plantation was a historic Virginia estate overlooking the Potomac River that later became the core of what is now Arlington National Cemetery.
|
E16704
|
NE FINISHED |
How this triple was built (5 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 House plantation | Statement: [Arlington National Cemetery, formerLandOf, Arlington House plantation]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Arlington House plantation Context triple: [Arlington National Cemetery, formerLandOf, Arlington House plantation]
-
A.
Mount Vernon, Virginia
Mount Vernon, Virginia is a historic estate along the Potomac River best known as George Washington’s longtime plantation home and burial site.
-
B.
Griswold Hall
Griswold Hall is an academic and administrative building at Harvard Law School that houses faculty offices, classrooms, and legal research facilities.
-
C.
Carlyle House Historic Park
Carlyle House Historic Park is a preserved 18th-century Georgian mansion and museum in Old Town Alexandria that interprets colonial life and early American history.
-
D.
Betsy Ross House
The Betsy Ross House is a historic museum in Philadelphia traditionally regarded as the home of Betsy Ross, who is credited with sewing one of the first American flags.
-
E.
Appomattox Court House, Virginia
Appomattox Court House, Virginia is a historic village best known as the site where Confederate General Robert E. Lee surrendered to Union General Ulysses S. Grant in 1865, effectively ending the American Civil War.
- 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 House plantation Triple: [Arlington National Cemetery, formerLandOf, Arlington House plantation]
Generated description
Arlington House plantation was a historic Virginia estate overlooking the Potomac River that later became the core of what is now Arlington National Cemetery.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Arlington House plantation Target entity description: Arlington House plantation was a historic Virginia estate overlooking the Potomac River that later became the core of what is now Arlington National Cemetery.
-
A.
Mount Vernon, Virginia
Mount Vernon, Virginia is a historic estate along the Potomac River best known as George Washington’s longtime plantation home and burial site.
-
B.
Griswold Hall
Griswold Hall is an academic and administrative building at Harvard Law School that houses faculty offices, classrooms, and legal research facilities.
-
C.
Carlyle House Historic Park
Carlyle House Historic Park is a preserved 18th-century Georgian mansion and museum in Old Town Alexandria that interprets colonial life and early American history.
-
D.
Betsy Ross House
The Betsy Ross House is a historic museum in Philadelphia traditionally regarded as the home of Betsy Ross, who is credited with sewing one of the first American flags.
-
E.
Appomattox Court House, Virginia
Appomattox Court House, Virginia is a historic village best known as the site where Confederate General Robert E. Lee surrendered to Union General Ulysses S. Grant in 1865, effectively ending the American Civil War.
- F. None of above. chosen
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: formerLandOf Context triple: [Arlington National Cemetery, formerLandOf, Arlington House plantation]
-
A.
formerCountry
Indicates that an entity was previously recognized as a country but no longer holds that status.
-
B.
formerCapitalOf
Indicates that a place once served as the capital of another entity (such as a country or region) but no longer holds that status.
-
C.
landlocked
Indicates that a place has no direct access to the open sea or ocean, being entirely surrounded by land or enclosed bodies of water.
-
D.
formerSiteOf
chosen
Indicates that a location previously hosted or contained something (such as a structure, organization, or event) that is no longer present there.
-
E.
wasColonyOf
Indicates that one entity functioned as a colony under the political control or administration of another entity.
- F. None of above.
Provenance (6 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_69a2521e35c08190b28e5c9f1e3c9b59 |
completed | Feb. 28, 2026, 2:25 a.m. |
| NER | Named-entity recognition | batch_69a2580ca15481909fa3e87d804a1b23 |
completed | Feb. 28, 2026, 2:50 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a2b85fe4d481909e39b745857b62e7 |
completed | Feb. 28, 2026, 9:41 a.m. |
| NEDg | Description generation | batch_69a2b8fccfe081909f9b3d4c5f900a1c |
completed | Feb. 28, 2026, 9:44 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69a2b983d1d081909a850747695b8e0c |
completed | Feb. 28, 2026, 9:46 a.m. |
| PD | Predicate disambiguation | batch_69a2565559ac81909e0c4e095a7dfa27 |
completed | Feb. 28, 2026, 2:43 a.m. |
Created at: Feb. 28, 2026, 2:31 a.m.