Triple

T292770
Position Surface form Disambiguated ID Type / Status
Subject Hartford, Connecticut, United States E6029 entity
Predicate headquartersLocationOf P62 FINISHED
Object Hartford Steam Boiler
Hartford Steam Boiler is a U.S.-based specialty insurer and engineering services company best known for its equipment breakdown insurance and risk management solutions for industrial and commercial clients.
E37423 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: Hartford Steam Boiler | Statement: [Hartford, Connecticut, United States, headquartersLocationOf, Hartford Steam Boiler]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Hartford Steam Boiler
Context triple: [Hartford, Connecticut, United States, headquartersLocationOf, Hartford Steam Boiler]
  • A. John Hancock Mutual Life Insurance Company
    John Hancock Mutual Life Insurance Company was a major American life insurance firm based in Boston, known for its prominent role in the financial services industry and for sponsoring landmark real estate developments.
  • B. Massachusetts Hospital Life Insurance Company
    Massachusetts Hospital Life Insurance Company was a prominent 19th-century Boston-based life insurance firm known for its early use of actuarial science and employment of mathematician Nathaniel Bowditch.
  • C. Home Owners' Loan Corporation
    The Home Owners' Loan Corporation was a New Deal-era U.S. government agency created during the Great Depression to refinance home mortgages, prevent foreclosures, and stabilize the housing market.
  • D. American Bridge Company
    American Bridge Company is a major U.S. engineering and construction firm historically known for building large-scale steel structures such as bridges and skyscrapers.
  • E. American Locomotive Company
    The American Locomotive Company was a major U.S. manufacturer of steam and diesel locomotives and other heavy machinery in the late 19th and early 20th centuries.
  • 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: Hartford Steam Boiler
Triple: [Hartford, Connecticut, United States, headquartersLocationOf, Hartford Steam Boiler]
Generated description
Hartford Steam Boiler is a U.S.-based specialty insurer and engineering services company best known for its equipment breakdown insurance and risk management solutions for industrial and commercial clients.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Hartford Steam Boiler
Target entity description: Hartford Steam Boiler is a U.S.-based specialty insurer and engineering services company best known for its equipment breakdown insurance and risk management solutions for industrial and commercial clients.
  • A. John Hancock Mutual Life Insurance Company
    John Hancock Mutual Life Insurance Company was a major American life insurance firm based in Boston, known for its prominent role in the financial services industry and for sponsoring landmark real estate developments.
  • B. Massachusetts Hospital Life Insurance Company
    Massachusetts Hospital Life Insurance Company was a prominent 19th-century Boston-based life insurance firm known for its early use of actuarial science and employment of mathematician Nathaniel Bowditch.
  • C. Home Owners' Loan Corporation
    The Home Owners' Loan Corporation was a New Deal-era U.S. government agency created during the Great Depression to refinance home mortgages, prevent foreclosures, and stabilize the housing market.
  • D. American Bridge Company
    American Bridge Company is a major U.S. engineering and construction firm historically known for building large-scale steel structures such as bridges and skyscrapers.
  • E. American Locomotive Company
    The American Locomotive Company was a major U.S. manufacturer of steam and diesel locomotives and other heavy machinery in the late 19th and early 20th centuries.
  • 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_69a2e79114b081909490b3bf5a5dbb51 completed Feb. 28, 2026, 1:03 p.m.
NER Named-entity recognition batch_69a2ee002dd0819080f0841eb9107ee3 completed Feb. 28, 2026, 1:30 p.m.
NED1 Entity disambiguation (via context triple) batch_69a3a33d3f6c8190bb97e903e6e7283f completed March 1, 2026, 2:23 a.m.
NEDg Description generation batch_69a3a3b5a04c819088438f6ff4774fd2 completed March 1, 2026, 2:25 a.m.
NED2 Entity disambiguation (via description) batch_69a3a416d6048190912228f971959734 completed March 1, 2026, 2:27 a.m.
Created at: Feb. 28, 2026, 1:06 p.m.