Triple

T4120894
Position Surface form Disambiguated ID Type / Status
Subject Michigan City, Indiana E92608 entity
Predicate hasLandmark P105 FINISHED
Object Barker Mansion
Barker Mansion is a historic 19th-century mansion in Michigan City, Indiana, built by industrialist John H. Barker and now preserved as a museum and cultural landmark.
 E415842 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: Barker Mansion | Statement: [Michigan City, Indiana, hasLandmark, Barker Mansion]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Barker Mansion
Context triple: [Michigan City, Indiana, hasLandmark, Barker Mansion]
  • A. Barker House
    Barker House is a prominent historic waterfront residence in Edenton, North Carolina, renowned for its 18th-century architecture and role in local colonial history.
  • B. Baynard House
    Baynard House is a large Brutalist office and telecommunications building in the City of London, notable for its imposing concrete design and riverside location near Blackfriars.
  • C. Bragg-Mitchell Mansion
    Bragg-Mitchell Mansion is a historic 19th-century antebellum home in Mobile, Alabama, renowned for its grand Greek Revival architecture and role as a prominent Southern landmark.
  • D. Blake House
    Blake House is a historic residence and notable landmark located in the City of Fairfax, Virginia.
  • E. Ropes Mansion
    Ropes Mansion is a historic 18th-century Georgian house and museum in Salem, Massachusetts, known for its preserved architecture and period furnishings.
  • 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: Barker Mansion
Triple: [Michigan City, Indiana, hasLandmark, Barker Mansion]
Generated description
Barker Mansion is a historic 19th-century mansion in Michigan City, Indiana, built by industrialist John H. Barker and now preserved as a museum and cultural landmark.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Barker Mansion
Target entity description: Barker Mansion is a historic 19th-century mansion in Michigan City, Indiana, built by industrialist John H. Barker and now preserved as a museum and cultural landmark.
  • A. Barker House
    Barker House is a prominent historic waterfront residence in Edenton, North Carolina, renowned for its 18th-century architecture and role in local colonial history.
  • B. Baynard House
    Baynard House is a large Brutalist office and telecommunications building in the City of London, notable for its imposing concrete design and riverside location near Blackfriars.
  • C. Bragg-Mitchell Mansion
    Bragg-Mitchell Mansion is a historic 19th-century antebellum home in Mobile, Alabama, renowned for its grand Greek Revival architecture and role as a prominent Southern landmark.
  • D. Blake House
    Blake House is a historic residence and notable landmark located in the City of Fairfax, Virginia.
  • E. Ropes Mansion
    Ropes Mansion is a historic 18th-century Georgian house and museum in Salem, Massachusetts, known for its preserved architecture and period furnishings.
  • 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_69aed9685f70819086932777aec8d959 completed March 9, 2026, 2:30 p.m.
NER Named-entity recognition batch_69af0203b8c88190b08dd64800a37168 completed March 9, 2026, 5:23 p.m.
NED1 Entity disambiguation (via context triple) batch_69b576ae8ef08190ba2adcbd2bbe8d35 completed March 14, 2026, 2:54 p.m.
NEDg Description generation batch_69b5778a01e48190acb14d544cd53a63 completed March 14, 2026, 2:58 p.m.
NED2 Entity disambiguation (via description) batch_69b577f2d46c8190a66b2b536088633c completed March 14, 2026, 3 p.m.
Created at: March 9, 2026, 3:41 p.m.