Triple

T8419982
Position Surface form Disambiguated ID Type / Status
Subject Blackpool Airport E198823 entity
Predicate previousOwner P347 FINISHED
Object Balfour Beatty
Balfour Beatty is a leading international infrastructure group based in the United Kingdom, specializing in construction, engineering, and support services for major public and private sector projects.
 E732218 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: Balfour Beatty | Statement: [Blackpool Airport, previousOwner, Balfour Beatty]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Balfour Beatty
Context triple: [Blackpool Airport, previousOwner, Balfour Beatty]
  • A. Laing O’Rourke
    Laing O’Rourke is a major international engineering and construction company known for delivering large-scale infrastructure and building projects.
  • B. Halcrow Group
    Halcrow Group was a British engineering consultancy firm known for its work on major infrastructure and transportation projects worldwide.
  • C. Sir Robert McAlpine Ltd
    Sir Robert McAlpine Ltd is a major UK-based construction and civil engineering company known for delivering large-scale infrastructure and landmark building projects.
  • D. John Holland Group
    John Holland Group is a major Australian engineering, construction, and infrastructure company involved in large-scale transport and civil projects.
  • E. JE Dunn Construction
    JE Dunn Construction is a major American general contracting and construction management firm known for delivering large-scale commercial and civic projects nationwide.
  • 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: Balfour Beatty
Triple: [Blackpool Airport, previousOwner, Balfour Beatty]
Generated description
Balfour Beatty is a leading international infrastructure group based in the United Kingdom, specializing in construction, engineering, and support services for major public and private sector projects.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Balfour Beatty
Target entity description: Balfour Beatty is a leading international infrastructure group based in the United Kingdom, specializing in construction, engineering, and support services for major public and private sector projects.
  • A. Laing O’Rourke
    Laing O’Rourke is a major international engineering and construction company known for delivering large-scale infrastructure and building projects.
  • B. Halcrow Group
    Halcrow Group was a British engineering consultancy firm known for its work on major infrastructure and transportation projects worldwide.
  • C. Sir Robert McAlpine Ltd
    Sir Robert McAlpine Ltd is a major UK-based construction and civil engineering company known for delivering large-scale infrastructure and landmark building projects.
  • D. John Holland Group
    John Holland Group is a major Australian engineering, construction, and infrastructure company involved in large-scale transport and civil projects.
  • E. JE Dunn Construction
    JE Dunn Construction is a major American general contracting and construction management firm known for delivering large-scale commercial and civic projects nationwide.
  • 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_69ca8312d63c8190bf133b676b44a385 completed March 30, 2026, 2:05 p.m.
NER Named-entity recognition batch_69cb84c941988190884a5c0cbb44bcc2 completed March 31, 2026, 8:24 a.m.
NED1 Entity disambiguation (via context triple) batch_69ce03476b288190b3df8f9f4d502ea8 completed April 2, 2026, 5:48 a.m.
NEDg Description generation batch_69ce0782b0dc8190bf971eacb3b4582c completed April 2, 2026, 6:06 a.m.
NED2 Entity disambiguation (via description) batch_69ce0854ce788190a209f229d504c038 completed April 2, 2026, 6:10 a.m.
Created at: March 30, 2026, 6:06 p.m.