Triple

T10712579
Position Surface form Disambiguated ID Type / Status
Subject Cromwell tank E252576 entity
Predicate manufacturer P490 FINISHED
Object Ruston-Bucyrus
Ruston-Bucyrus was a British engineering firm best known for producing heavy construction and excavation machinery.
 E881013 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: Ruston-Bucyrus | Statement: [Cromwell tank, manufacturer, Ruston-Bucyrus]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Ruston-Bucyrus
Context triple: [Cromwell tank, manufacturer, Ruston-Bucyrus]
  • A. Marion Steam Shovel Company
    Marion Steam Shovel Company was a prominent American manufacturer of steam-powered excavation and earthmoving machinery that played a key role in major early 20th-century construction and mining projects.
  • B. Melroe Manufacturing Company
    Melroe Manufacturing Company was the original name of the American manufacturer that became Bobcat Company, best known for pioneering compact loaders and construction equipment.
  • C. C. L. Best Tractor Company
    C. L. Best Tractor Company was an early 20th-century American manufacturer of agricultural and construction tractors that became a key predecessor to Caterpillar Inc.
  • D. Clark Equipment Company
    Clark Equipment Company is an American industrial manufacturer historically known for producing construction machinery, material handling equipment, and components such as streetcar bodies.
  • E. Massey-Ferguson
    Massey-Ferguson is a major agricultural machinery manufacturer best known for its tractors and farm equipment used worldwide.
  • 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: Ruston-Bucyrus
Triple: [Cromwell tank, manufacturer, Ruston-Bucyrus]
Generated description
Ruston-Bucyrus was a British engineering firm best known for producing heavy construction and excavation machinery.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Ruston-Bucyrus
Target entity description: Ruston-Bucyrus was a British engineering firm best known for producing heavy construction and excavation machinery.
  • A. Marion Steam Shovel Company
    Marion Steam Shovel Company was a prominent American manufacturer of steam-powered excavation and earthmoving machinery that played a key role in major early 20th-century construction and mining projects.
  • B. Melroe Manufacturing Company
    Melroe Manufacturing Company was the original name of the American manufacturer that became Bobcat Company, best known for pioneering compact loaders and construction equipment.
  • C. C. L. Best Tractor Company
    C. L. Best Tractor Company was an early 20th-century American manufacturer of agricultural and construction tractors that became a key predecessor to Caterpillar Inc.
  • D. Clark Equipment Company
    Clark Equipment Company is an American industrial manufacturer historically known for producing construction machinery, material handling equipment, and components such as streetcar bodies.
  • E. Massey-Ferguson
    Massey-Ferguson is a major agricultural machinery manufacturer best known for its tractors and farm equipment used worldwide.
  • 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_69d6aa5cbabc8190973e683950d89faf completed April 8, 2026, 7:19 p.m.
NER Named-entity recognition batch_69d6fe533ec081909eafab85f6f6d6b9 completed April 9, 2026, 1:18 a.m.
NED1 Entity disambiguation (via context triple) batch_69d99917df2c819099be2a9b9c4a2ce7 completed April 11, 2026, 12:43 a.m.
NEDg Description generation batch_69d99e86e198819080f71400295a31e7 completed April 11, 2026, 1:06 a.m.
NED2 Entity disambiguation (via description) batch_69dadccd1d7081908ae53b97d2c2a6cb completed April 11, 2026, 11:44 p.m.
Created at: April 8, 2026, 9:13 p.m.