Triple

T4774397
Position Surface form Disambiguated ID Type / Status
Subject Mumbles Pier E106008 entity
Predicate owner P347 FINISHED
Object Ameco (Mumbles) Ltd
Ameco (Mumbles) Ltd is the company that owns and operates the historic Mumbles Pier leisure and tourism attraction in Swansea, Wales.
 E468881 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: Ameco (Mumbles) Ltd | Statement: [Mumbles Pier, owner, Ameco (Mumbles) Ltd]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Ameco (Mumbles) Ltd
Context triple: [Mumbles Pier, owner, Ameco (Mumbles) Ltd]
  • A. Pemberton-Billing Ltd
    Pemberton-Billing Ltd was a British aircraft manufacturing company founded by Noel Pemberton Billing that later evolved into the renowned Supermarine aviation firm.
  • B. Henry Willis & Sons
    Henry Willis & Sons is a renowned British firm of pipe organ builders, famous for constructing many of the United Kingdom’s most significant concert and church organs.
  • C. Smythson
    Smythson is a luxury British stationery and leather goods brand renowned for its high-end notebooks, diaries, and accessories.
  • D. C. Arthur Pearson Ltd
    C. Arthur Pearson Ltd was a British publishing company founded by Sir C. Arthur Pearson, best known for producing popular periodicals, magazines, and newspapers in the late 19th and early 20th centuries.
  • E. Henry Willis & Co.
    Henry Willis & Co. was a historic insurance brokerage firm that evolved into the global insurance and risk management company later known as Willis Group Holdings.
  • 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: Ameco (Mumbles) Ltd
Triple: [Mumbles Pier, owner, Ameco (Mumbles) Ltd]
Generated description
Ameco (Mumbles) Ltd is the company that owns and operates the historic Mumbles Pier leisure and tourism attraction in Swansea, Wales.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Ameco (Mumbles) Ltd
Target entity description: Ameco (Mumbles) Ltd is the company that owns and operates the historic Mumbles Pier leisure and tourism attraction in Swansea, Wales.
  • A. Pemberton-Billing Ltd
    Pemberton-Billing Ltd was a British aircraft manufacturing company founded by Noel Pemberton Billing that later evolved into the renowned Supermarine aviation firm.
  • B. Henry Willis & Sons
    Henry Willis & Sons is a renowned British firm of pipe organ builders, famous for constructing many of the United Kingdom’s most significant concert and church organs.
  • C. Smythson
    Smythson is a luxury British stationery and leather goods brand renowned for its high-end notebooks, diaries, and accessories.
  • D. C. Arthur Pearson Ltd
    C. Arthur Pearson Ltd was a British publishing company founded by Sir C. Arthur Pearson, best known for producing popular periodicals, magazines, and newspapers in the late 19th and early 20th centuries.
  • E. Henry Willis & Co.
    Henry Willis & Co. was a historic insurance brokerage firm that evolved into the global insurance and risk management company later known as Willis Group Holdings.
  • 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_69bd43f3074c8190937e7b0a457fe9f1 completed March 20, 2026, 12:56 p.m.
NER Named-entity recognition batch_69bd6560b3448190a0debbd8da29d986 completed March 20, 2026, 3:18 p.m.
NED1 Entity disambiguation (via context triple) batch_69be43c2995c81909b16baa672c4844a completed March 21, 2026, 7:07 a.m.
NEDg Description generation batch_69be447c21d48190ab57c8761e733ff4 completed March 21, 2026, 7:10 a.m.
NED2 Entity disambiguation (via description) batch_69be45f5ebec8190b62c428b465d1bd9 completed March 21, 2026, 7:17 a.m.
Created at: March 20, 2026, 1:21 p.m.