Triple

T11597988
Position Surface form Disambiguated ID Type / Status
Subject Ambler, Pennsylvania E275053 entity
Predicate hasHistoricIndustry P3008 FINISHED
Object Keasbey and Mattison Company
Keasbey and Mattison Company was a prominent late-19th- and early-20th-century manufacturer best known for its asbestos-based building materials and its central role in the industrial development of Ambler, Pennsylvania.
 E936035 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: Keasbey and Mattison Company | Statement: [Ambler, Pennsylvania, hasHistoricIndustry, Keasbey and Mattison Company]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Keasbey and Mattison Company
Context triple: [Ambler, Pennsylvania, hasHistoricIndustry, Keasbey and Mattison Company]
  • A. F. H. Royce & Company
    F. H. Royce & Company was an early engineering firm founded by Henry Royce that specialized in electrical and mechanical equipment before evolving into the company behind Rolls-Royce automobiles.
  • B. Gage Brothers & Company
    Gage Brothers & Company was a prominent Chicago-based millinery firm known for its fashionable hats and accessories in the late 19th and early 20th centuries.
  • C. O.P. and M.J. Van Sweringen Company
    The O.P. and M.J. Van Sweringen Company was the real estate and development firm created by the Van Sweringen brothers, known for their large-scale suburban and railroad projects centered around Cleveland, Ohio in the early 20th century.
  • D. J. E. Greiner Company
    J. E. Greiner Company was an American engineering and consulting firm known for its prominent bridge and transportation infrastructure designs in the early to mid-20th century.
  • E. Gray & Barton Manufacturing Company
    Gray & Barton Manufacturing Company was an earlier industrial firm that evolved into the later entity known simply as Gray & Barton.
  • 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: Keasbey and Mattison Company
Triple: [Ambler, Pennsylvania, hasHistoricIndustry, Keasbey and Mattison Company]
Generated description
Keasbey and Mattison Company was a prominent late-19th- and early-20th-century manufacturer best known for its asbestos-based building materials and its central role in the industrial development of Ambler, Pennsylvania.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Keasbey and Mattison Company
Target entity description: Keasbey and Mattison Company was a prominent late-19th- and early-20th-century manufacturer best known for its asbestos-based building materials and its central role in the industrial development of Ambler, Pennsylvania.
  • A. F. H. Royce & Company
    F. H. Royce & Company was an early engineering firm founded by Henry Royce that specialized in electrical and mechanical equipment before evolving into the company behind Rolls-Royce automobiles.
  • B. Gage Brothers & Company
    Gage Brothers & Company was a prominent Chicago-based millinery firm known for its fashionable hats and accessories in the late 19th and early 20th centuries.
  • C. O.P. and M.J. Van Sweringen Company
    The O.P. and M.J. Van Sweringen Company was the real estate and development firm created by the Van Sweringen brothers, known for their large-scale suburban and railroad projects centered around Cleveland, Ohio in the early 20th century.
  • D. J. E. Greiner Company
    J. E. Greiner Company was an American engineering and consulting firm known for its prominent bridge and transportation infrastructure designs in the early to mid-20th century.
  • E. Gray & Barton Manufacturing Company
    Gray & Barton Manufacturing Company was an earlier industrial firm that evolved into the later entity known simply as Gray & Barton.
  • 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_69d6aae6b14c81908dc5a74bad7591f9 completed April 8, 2026, 7:22 p.m.
NER Named-entity recognition batch_69d89549c870819086e16e9110bbad87 completed April 10, 2026, 6:14 a.m.
NED1 Entity disambiguation (via context triple) batch_69e8a7cad108819082eebb3ca130f5b8 completed April 22, 2026, 10:49 a.m.
NEDg Description generation batch_69e8af93e07c8190aecb040cac6db146 completed April 22, 2026, 11:23 a.m.
NED2 Entity disambiguation (via description) batch_69ee5b254a2081909cba97a6ecb10601 completed April 26, 2026, 6:36 p.m.
Created at: April 8, 2026, 9:38 p.m.