Triple

T2261078

Position	Surface form	Disambiguated ID	Type / Status
Subject	John C. Calhoun	`E50039`	entity
Predicate	residence	`P75`	FINISHED
Object	Fort Hill plantation, South Carolina Fort Hill plantation in South Carolina was the antebellum estate and political headquarters of U.S. statesman and pro-slavery advocate John C. Calhoun, later forming the core of what became Clemson University.	`E249278`	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: Fort Hill plantation, South Carolina | Statement: [John C. Calhoun, residence, Fort Hill plantation, South Carolina]

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: Fort Hill plantation, South Carolina
Context triple: [John C. Calhoun, residence, Fort Hill plantation, South Carolina]

A. Mepkin Plantation, South Carolina
Mepkin Plantation, South Carolina is a historic former rice plantation on the Cooper River best known as the estate and place of death of American Revolutionary leader Henry Laurens, and now the site of Mepkin Abbey.
B. Kenmore Plantation
Kenmore Plantation is a historic 18th-century estate and Georgian-style mansion in Fredericksburg, Virginia, known for its ornate plasterwork and ties to George Washington’s family.
C. Landsford Plantation
Landsford Plantation was a historic Southern plantation estate in South Carolina associated with Revolutionary War officer and statesman William R. Davie.
D. Landsford Plantation, Chester County, South Carolina
Landsford Plantation in Chester County, South Carolina, is a historic Southern plantation best known as the place where Revolutionary War officer and North Carolina governor William R. Davie died.
E. Mulberry Grove plantation
Mulberry Grove plantation was a prominent Georgia estate along the Savannah River, historically notable as the home of Revolutionary War general Nathanael Greene’s widow Catherine and as the site where Eli Whitney developed the cotton gin.
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: Fort Hill plantation, South Carolina
Triple: [John C. Calhoun, residence, Fort Hill plantation, South Carolina]

Generated description

Fort Hill plantation in South Carolina was the antebellum estate and political headquarters of U.S. statesman and pro-slavery advocate John C. Calhoun, later forming the core of what became Clemson University.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: Fort Hill plantation, South Carolina
Target entity description: Fort Hill plantation in South Carolina was the antebellum estate and political headquarters of U.S. statesman and pro-slavery advocate John C. Calhoun, later forming the core of what became Clemson University.

A. Mepkin Plantation, South Carolina
Mepkin Plantation, South Carolina is a historic former rice plantation on the Cooper River best known as the estate and place of death of American Revolutionary leader Henry Laurens, and now the site of Mepkin Abbey.
B. Kenmore Plantation
Kenmore Plantation is a historic 18th-century estate and Georgian-style mansion in Fredericksburg, Virginia, known for its ornate plasterwork and ties to George Washington’s family.
C. Landsford Plantation
Landsford Plantation was a historic Southern plantation estate in South Carolina associated with Revolutionary War officer and statesman William R. Davie.
D. Landsford Plantation, Chester County, South Carolina
Landsford Plantation in Chester County, South Carolina, is a historic Southern plantation best known as the place where Revolutionary War officer and North Carolina governor William R. Davie died.
E. Mulberry Grove plantation
Mulberry Grove plantation was a prominent Georgia estate along the Savannah River, historically notable as the home of Revolutionary War general Nathanael Greene’s widow Catherine and as the site where Eli Whitney developed the cotton gin.
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_69a88b01e0048190ba96431b5f990ba9`	completed	March 4, 2026, 7:41 p.m.
NER	Named-entity recognition	`batch_69abc18aa9d48190893ca32558730e9c`	completed	March 7, 2026, 6:11 a.m.
NED1	Entity disambiguation (via context triple)	`batch_69ae71cb1540819093db7f91ae66c19f`	completed	March 9, 2026, 7:07 a.m.
NEDg	Description generation	`batch_69ae72a2b92c8190a7d4ff441f1cb1ce`	completed	March 9, 2026, 7:11 a.m.
NED2	Entity disambiguation (via description)	`batch_69ae732a7cf08190b119ca7809350269`	completed	March 9, 2026, 7:13 a.m.

Created at: March 4, 2026, 7:48 p.m.