Triple

T14429311
Position Surface form Disambiguated ID Type / Status
Subject North Andover E357778 entity
Predicate hasHistoricSite P1098 FINISHED
Object Stevens Estate at Osgood Hill
The Stevens Estate at Osgood Hill is a historic 19th-century mansion and estate in North Andover, Massachusetts, known for its preserved architecture and use as an event and conservation property.
E1099996 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: Stevens Estate at Osgood Hill | Statement: [North Andover, hasHistoricSite, Stevens Estate at Osgood Hill]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Stevens Estate at Osgood Hill
Context triple: [North Andover, hasHistoricSite, Stevens Estate at Osgood Hill]
  • A. Hempstead House
    Hempstead House is a grand early-20th-century Tudor-style mansion on Long Island’s North Shore, known as one of the historic Gold Coast estates.
  • B. Pebble Hill
    Pebble Hill is a primarily residential neighbourhood in the Tsawwassen area of Delta, British Columbia, known for its suburban character and proximity to parks and coastal views.
  • C. Bingham-Waggoner Estate
    The Bingham-Waggoner Estate is a historic 19th-century mansion and former home of artist-politician George Caleb Bingham, now preserved as a museum in Independence, Missouri.
  • D. Hunnewell Estate
    Hunnewell Estate is a historic, landscaped waterfront estate in Wellesley, Massachusetts, renowned for its formal gardens and prominent position along Lake Waban.
  • E. Twin Oaks estate
    Twin Oaks estate is a historic diplomatic residence and former private mansion in Washington, D.C., notable for its grand architecture and long association with the Republic of China (Taiwan).
  • 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: Stevens Estate at Osgood Hill
Triple: [North Andover, hasHistoricSite, Stevens Estate at Osgood Hill]
Generated description
The Stevens Estate at Osgood Hill is a historic 19th-century mansion and estate in North Andover, Massachusetts, known for its preserved architecture and use as an event and conservation property.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Stevens Estate at Osgood Hill
Target entity description: The Stevens Estate at Osgood Hill is a historic 19th-century mansion and estate in North Andover, Massachusetts, known for its preserved architecture and use as an event and conservation property.
  • A. Hempstead House
    Hempstead House is a grand early-20th-century Tudor-style mansion on Long Island’s North Shore, known as one of the historic Gold Coast estates.
  • B. Pebble Hill
    Pebble Hill is a primarily residential neighbourhood in the Tsawwassen area of Delta, British Columbia, known for its suburban character and proximity to parks and coastal views.
  • C. Bingham-Waggoner Estate
    The Bingham-Waggoner Estate is a historic 19th-century mansion and former home of artist-politician George Caleb Bingham, now preserved as a museum in Independence, Missouri.
  • D. Hunnewell Estate
    Hunnewell Estate is a historic, landscaped waterfront estate in Wellesley, Massachusetts, renowned for its formal gardens and prominent position along Lake Waban.
  • E. Twin Oaks estate
    Twin Oaks estate is a historic diplomatic residence and former private mansion in Washington, D.C., notable for its grand architecture and long association with the Republic of China (Taiwan).
  • 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_69d8279402a88190821ffa39ae15bccf completed April 9, 2026, 10:26 p.m.
NER Named-entity recognition batch_69de91154de881909266ae88d1545685 completed April 14, 2026, 7:10 p.m.
NED1 Entity disambiguation (via context triple) batch_69fd5bd1c4d0819085edb9ed22128b68 completed May 8, 2026, 3:43 a.m.
NEDg Description generation batch_69fd5d42e1b48190b41ecafcf9ca9a3b completed May 8, 2026, 3:49 a.m.
NED2 Entity disambiguation (via description) batch_69fd5e1ca1e081908441508d651ecc63 completed May 8, 2026, 3:53 a.m.
Created at: April 10, 2026, 1:18 a.m.