Triple

T11421365
Position Surface form Disambiguated ID Type / Status
Subject Cecil County, Maryland E270627 entity
Predicate hasHistoricSite P1098 FINISHED
Object Mount Harmon Plantation
Mount Harmon Plantation is a historic 18th-century tobacco plantation and manor house in Cecil County, Maryland, preserved today as a heritage site and nature preserve.
E924514 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: Mount Harmon Plantation | Statement: [Cecil County, Maryland, hasHistoricSite, Mount Harmon Plantation]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Mount Harmon Plantation
Context triple: [Cecil County, Maryland, hasHistoricSite, Mount Harmon Plantation]
  • A. Montpelier plantation
    Montpelier plantation was the Virginia estate of James and Dolley Madison, best known as the lifelong home of the fourth U.S. president and a major site of early American political history and slavery.
  • B. Kingsley Plantation
    Kingsley Plantation is a historic former cotton and sea island cotton plantation on Fort George Island near Jacksonville, Florida, notable for its preserved slave quarters and association with planter Zephaniah Kingsley.
  • C. Lovejoy Plantation
    Lovejoy Plantation is a historic Southern estate in Georgia best known as the longtime home of political figure Betty Talmadge and for its ties to the state’s mid-20th-century political and social life.
  • D. Berry Hill Plantation
    Berry Hill Plantation is a historic antebellum estate in Halifax County, Virginia, known for its grand Greek Revival mansion and its role in the region’s plantation-era history.
  • E. Cawsons Plantation
    Cawsons Plantation is a historic estate located in Prince George County, Virginia, known for its ties to the region’s early plantation-era history.
  • 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: Mount Harmon Plantation
Triple: [Cecil County, Maryland, hasHistoricSite, Mount Harmon Plantation]
Generated description
Mount Harmon Plantation is a historic 18th-century tobacco plantation and manor house in Cecil County, Maryland, preserved today as a heritage site and nature preserve.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Mount Harmon Plantation
Target entity description: Mount Harmon Plantation is a historic 18th-century tobacco plantation and manor house in Cecil County, Maryland, preserved today as a heritage site and nature preserve.
  • A. Montpelier plantation
    Montpelier plantation was the Virginia estate of James and Dolley Madison, best known as the lifelong home of the fourth U.S. president and a major site of early American political history and slavery.
  • B. Kingsley Plantation
    Kingsley Plantation is a historic former cotton and sea island cotton plantation on Fort George Island near Jacksonville, Florida, notable for its preserved slave quarters and association with planter Zephaniah Kingsley.
  • C. Lovejoy Plantation
    Lovejoy Plantation is a historic Southern estate in Georgia best known as the longtime home of political figure Betty Talmadge and for its ties to the state’s mid-20th-century political and social life.
  • D. Berry Hill Plantation
    Berry Hill Plantation is a historic antebellum estate in Halifax County, Virginia, known for its grand Greek Revival mansion and its role in the region’s plantation-era history.
  • E. Cawsons Plantation
    Cawsons Plantation is a historic estate located in Prince George County, Virginia, known for its ties to the region’s early plantation-era history.
  • 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_69d6aaddeaa8819088b30ef7b50598c9 completed April 8, 2026, 7:22 p.m.
NER Named-entity recognition batch_69d801b20ce08190befc98379b879985 completed April 9, 2026, 7:44 p.m.
NED1 Entity disambiguation (via context triple) batch_69e5b88f80d88190b91b63d0b7457c25 completed April 20, 2026, 5:24 a.m.
NEDg Description generation batch_69e5c28d3824819097ff84cb4e13c923 completed April 20, 2026, 6:07 a.m.
NED2 Entity disambiguation (via description) batch_69e5c451c6c88190bcbb1f54ede35d29 completed April 20, 2026, 6:14 a.m.
Created at: April 8, 2026, 9:34 p.m.